diff --git a/Cargo.lock b/Cargo.lock
index 8ca0322..ac9e987 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -55,7 +55,7 @@ checksum = "6e0c28dcc82d7c8ead5cb13beb15405b57b8546e93215673ff8ca0349a028107"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -321,7 +321,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim 0.11.1",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -332,7 +332,7 @@ checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -385,7 +385,7 @@ dependencies = [
  "deluxe-macros",
  "once_cell",
  "proc-macro2",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -398,7 +398,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim 0.10.0",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -413,7 +413,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -443,7 +443,7 @@ checksum = "bda628edc44c4bb645fbe0f758797143e4e07926f7ebf4e9bdfbd3d2ce621df3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -481,7 +481,7 @@ dependencies = [
  "deluxe",
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -493,29 +493,6 @@ dependencies = [
  "thiserror 2.0.12",
 ]
 
-[[package]]
-name = "diesel_async_migrations"
-version = "0.15.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b99915cbb9455e8fd56f12edc58f92bbdf8161e4363cb2000cf4308aa6358ff4"
-dependencies = [
- "diesel",
- "diesel-async",
- "diesel_async_migrations_macros",
- "scoped-futures",
- "tracing",
-]
-
-[[package]]
-name = "diesel_async_migrations_macros"
-version = "0.12.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05de210f31e6ac18162501b03c37f839af9f9fd6dd6de2bb4031ae6691c47679"
-dependencies = [
- "proc-macro2",
- "quote",
-]
-
 [[package]]
 name = "diesel_derives"
 version = "2.2.3"
@@ -526,7 +503,18 @@ dependencies = [
  "dsl_auto_type",
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
+]
+
+[[package]]
+name = "diesel_migrations"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a73ce704bad4231f001bff3314d91dce4aba0770cee8b233991859abc15c1f6"
+dependencies = [
+ "diesel",
+ "migrations_internals",
+ "migrations_macros",
 ]
 
 [[package]]
@@ -535,7 +523,7 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "209c735641a413bc68c4923a9d6ad4bcb3ca306b794edaa7eb0b3228a99ffb25"
 dependencies = [
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -560,24 +548,6 @@ dependencies = [
  "serde_json",
 ]
 
-[[package]]
-name = "dotenvy"
-version = "0.15.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1aaf95b3e5c8f23aa320147307562d361db0ae0d51242340f558153b4eb2439b"
-
-[[package]]
-name = "dotenvy_macro"
-version = "0.15.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb0235d912a8c749f4e0c9f18ca253b4c28cfefc1d2518096016d6e3230b6424"
-dependencies = [
- "dotenvy",
- "proc-macro2",
- "quote",
- "syn 1.0.109",
-]
-
 [[package]]
 name = "dsl_auto_type"
 version = "0.1.2"
@@ -589,7 +559,7 @@ dependencies = [
  "heck 0.5.0",
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -723,7 +693,7 @@ checksum = "87750cf4b7a4c0625b1529e4c543c2182106e4dedc60a2a6455e00d212c489ac"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1042,7 +1012,7 @@ name = "into-response-derive"
 version = "1.1.0"
 dependencies = [
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1078,7 +1048,7 @@ dependencies = [
  "diesel-async",
  "diesel-crud-derive",
  "diesel-crud-trait",
- "diesel_async_migrations",
+ "diesel_migrations",
  "into-response-derive",
  "mime",
  "nom",
@@ -1156,6 +1126,27 @@ version = "2.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
 
+[[package]]
+name = "migrations_internals"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd01039851e82f8799046eabbb354056283fb265c8ec0996af940f4e85a380ff"
+dependencies = [
+ "serde",
+ "toml",
+]
+
+[[package]]
+name = "migrations_macros"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffb161cc72176cb37aa47f1fc520d3ef02263d67d661f44f05d05a079e1237fd"
+dependencies = [
+ "migrations_internals",
+ "proc-macro2",
+ "quote",
+]
+
 [[package]]
 name = "mime"
 version = "0.3.17"
@@ -1316,7 +1307,7 @@ dependencies = [
  "regex",
  "regex-syntax",
  "structmeta",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1360,7 +1351,7 @@ checksum = "2f38a4412a78282e09a2cf38d195ea5420d15ba0602cb375210efbc877243965"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1435,7 +1426,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f4c021e1093a56626774e81216a4ce732a735e5bad4868a03f3ed65ca0c3919"
 dependencies = [
  "once_cell",
- "toml_edit",
+ "toml_edit 0.19.15",
 ]
 
 [[package]]
@@ -1492,7 +1483,7 @@ version = "0.1.0"
 dependencies = [
  "quote",
  "regex",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1524,9 +1515,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.10.6"
+version = "1.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4219d74c6b67a3654a9fbebc4b419e22126d13d2f3c4a07ee0cb61ff79a79619"
+checksum = "b544ef1b4eac5dc2db33ea63606ae9ffcfac26c1416a2806ae0bf5f56b201191"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -1536,9 +1527,9 @@ dependencies = [
 
 [[package]]
 name = "regex-automata"
-version = "0.4.7"
+version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38caf58cc5ef2fed281f89292ef23f6365465ed9a41b7a7754eb4e26496c92df"
+checksum = "809e8dc61f6de73b46c85f4c96486310fe304c434cfa43669d7b40f711150908"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -1547,9 +1538,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.8.4"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
+checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
 [[package]]
 name = "ring"
@@ -1716,7 +1707,7 @@ checksum = "a5831b979fd7b5439637af1752d535ff49f4860c0f341d1baeb6faf0f4242170"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1749,7 +1740,16 @@ checksum = "6c64451ba24fc7a6a2d60fc75dd9c83c90903b19028d4eff35e88fc1e86564e9"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
+]
+
+[[package]]
+name = "serde_spanned"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87607cb1398ed59d48732e575a4c28a7a8ebf2454b964fe3f224f2afc07909e1"
+dependencies = [
+ "serde",
 ]
 
 [[package]]
@@ -1791,7 +1791,7 @@ dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1889,7 +1889,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "structmeta-derive",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1900,7 +1900,7 @@ checksum = "152a0b65a590ff6c3da95cabe2353ee04e6167c896b28e3b14478c2636c922fc"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1909,17 +1909,6 @@ version = "2.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 
-[[package]]
-name = "syn"
-version = "1.0.109"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
-
 [[package]]
 name = "syn"
 version = "2.0.87"
@@ -1979,14 +1968,11 @@ dependencies = [
 name = "tests"
 version = "0.1.0"
 dependencies = [
- "derive_more",
  "diesel",
  "diesel-async",
- "diesel_async_migrations",
- "dotenvy_macro",
+ "diesel_migrations",
  "lib",
  "testcontainers-modules",
- "thiserror 2.0.12",
  "tokio",
 ]
 
@@ -2016,7 +2002,7 @@ checksum = "a4558b58466b9ad7ca0f102865eccc95938dca1a74a856f2b57b6629050da261"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -2027,7 +2013,7 @@ checksum = "7f7cf42b4507d8ea322120659672cf1b9dbb93f8f2d4ecfd6e51350ff5b17a1d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -2110,7 +2096,7 @@ checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -2189,11 +2175,26 @@ dependencies = [
  "tokio",
 ]
 
+[[package]]
+name = "toml"
+version = "0.8.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd87a5cdd6ffab733b2f74bc4fd7ee5fff6634124999ac278c35fc78c6120148"
+dependencies = [
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_edit 0.22.24",
+]
+
 [[package]]
 name = "toml_datetime"
 version = "0.6.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0dd7358ecb8fc2f8d014bf86f6f638ce72ba252a2c3a2572f2a795f1d23efb41"
+dependencies = [
+ "serde",
+]
 
 [[package]]
 name = "toml_edit"
@@ -2203,7 +2204,20 @@ checksum = "1b5bb770da30e5cbfde35a2d7b9b8a2c4b8ef89548a7a6aeab5c9a576e3e7421"
 dependencies = [
  "indexmap 2.4.0",
  "toml_datetime",
- "winnow",
+ "winnow 0.5.40",
+]
+
+[[package]]
+name = "toml_edit"
+version = "0.22.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17b4795ff5edd201c7cd6dca065ae59972ce77d1b80fa0a84d94950ece7d1474"
+dependencies = [
+ "indexmap 2.4.0",
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "winnow 0.7.3",
 ]
 
 [[package]]
@@ -2285,7 +2299,7 @@ checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -2441,7 +2455,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
  "wasm-bindgen-shared",
 ]
 
@@ -2463,7 +2477,7 @@ checksum = "afc340c74d9005395cf9dd098506f7f44e38f2b4a21c6aaacf9a105ea5e1e836"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -2683,6 +2697,15 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "winnow"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0e7f4ea97f6f78012141bcdb6a216b2609f0979ada50b20ca5b52dde2eac2bb1"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "xattr"
 version = "1.4.0"
@@ -2712,7 +2735,7 @@ checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index bd17fb5..eb340cf 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,10 +30,10 @@ tokio = { workspace = true, optional = true, features = ["fs", "rt-multi-thread"
 tokio-util = { version = "0.7", optional = true, features = ["io"] }
 # Database
 diesel = { workspace = true, optional = true, features = ["postgres"] }
-diesel-async = { workspace = true, optional = true, features = ["postgres", "deadpool"] }
+diesel-async = { workspace = true, optional = true, features = ["postgres", "deadpool", "async-connection-wrapper"] }
 diesel-crud-derive = { path = "crates/diesel_crud_derive", optional = true }
 diesel-crud-trait = { path = "crates/diesel_crud_trait", optional = true }
-diesel_async_migrations = { version = "0.15", optional = true }
+diesel_migrations = { workspace = true, optional = true }
 deadpool-diesel = { workspace = true, optional = true, features = ["postgres"] }
 # Error handling
 thiserror = { workspace = true, optional = true }
@@ -49,7 +49,7 @@ read-files = { path = "crates/read_files", optional = true }
 serde = { version = "1.0", optional = true, features = ["derive"] }
 serde_json = { version = "1.0", optional = true }
 # Test
-testcontainers-modules = { version = "0.11", features = ["postgres"], optional = true }
+testcontainers-modules = { workspace = true, features = ["postgres"], optional = true }
 # Time
 chrono = { version = "0.4", optional = true, features = ["serde"] }
 # Utils
@@ -61,6 +61,7 @@ tokio = "1.40"
 # Database
 diesel = "2.2"
 diesel-async = "0.5"
+diesel_migrations = "2.2"
 deadpool-diesel = "0.6"
 # Error handling
 thiserror = "2.0"
@@ -69,12 +70,15 @@ syn = "2.0"
 quote = "1.0"
 deluxe = "0.5"
 proc-macro2 = "1.0"
+# Test
+testcontainers-modules = "0.11"
 # Utils
 derive_more = "2.0"
+regex = "1.11"
 
 [features]
 axum = ["dep:axum", "dep:tower", "dep:tower-http", "dep:thiserror", "dep:tracing", "dep:tracing-subscriber", "dep:tokio", "dep:mime"]
-diesel = ["dep:diesel-crud-trait", "dep:diesel", "dep:diesel-async", "dep:deadpool-diesel", "dep:diesel_async_migrations"]
+diesel = ["dep:diesel-crud-trait", "dep:diesel", "dep:diesel-async", "dep:deadpool-diesel", "dep:diesel_migrations"]
 io = ["dep:tokio", "dep:tokio-util"]
 iter = []
 nom = ["dep:nom"]
diff --git a/crates/read_files/Cargo.toml b/crates/read_files/Cargo.toml
index 5335912..b609c68 100644
--- a/crates/read_files/Cargo.toml
+++ b/crates/read_files/Cargo.toml
@@ -10,4 +10,4 @@ proc-macro = true
 [dependencies]
 syn = { workspace = true }
 quote = { workspace = true }
-regex = "1.10"
+regex = { workspace = true }
diff --git a/crates/tests/Cargo.toml b/crates/tests/Cargo.toml
index 8924d0c..916bf0f 100644
--- a/crates/tests/Cargo.toml
+++ b/crates/tests/Cargo.toml
@@ -9,12 +9,9 @@ homepage.workspace = true
 [dependencies]
 diesel = { workspace = true }
 diesel-async = { workspace = true }
-lib = { path = "../../../rust-lib", features = ["diesel", "derive"] }
-derive_more = { workspace = true, features = ["constructor", "from"] }
-thiserror = { workspace = true }
+lib = { path = "../../../rust-lib", features = ["diesel", "derive", "test"] }
 
 [dev-dependencies]
 tokio = { workspace = true, features = ["macros"] }
-dotenvy_macro = "0.15"
-testcontainers-modules = { version = "0.11", features = ["postgres"] }
-diesel_async_migrations = "0.15"
+testcontainers-modules = { workspace = true, features = ["postgres"] }
+diesel_migrations = { workspace = true }
diff --git a/crates/tests/tests/test_containers.rs b/crates/tests/tests/test_containers.rs
index 10f295c..5b4eb0a 100644
--- a/crates/tests/tests/test_containers.rs
+++ b/crates/tests/tests/test_containers.rs
@@ -1,48 +1,17 @@
-use derive_more::{Constructor, From};
-use diesel_async::pooled_connection::deadpool::{BuildError, PoolError};
-use diesel_async::AsyncPgConnection;
-use diesel_async_migrations::EmbeddedMigrations;
-use lib::diesel::pool::{create_pool_from_url, PgPool};
-use lib::diesel::DieselError;
+use diesel_migrations::EmbeddedMigrations;
+use lib::diesel::migration::run_migrations;
+use lib::test::test_containers::{ContainerError, TestContainer};
 use testcontainers_modules::postgres::Postgres;
 use testcontainers_modules::testcontainers::runners::AsyncRunner;
 use testcontainers_modules::testcontainers::{ContainerAsync, TestcontainersError};
 
-/// When the TestContainer is dropped, the container will be removed.
-/// # Errors
-/// If destructed and the container field is dropped, the container will be stopped
-/// and all connections from the pool will result in DatabaseError.
-#[derive(Constructor)]
-pub struct TestContainer {
-    pub container: ContainerAsync<Postgres>,
-    pub pool: PgPool,
-}
-
-#[derive(Debug, From)]
-pub enum ContainerError {
-    TestContainers(TestcontainersError),
-    BuildError(BuildError),
-    PoolError(PoolError),
-    DieselError(DieselError),
-}
-
-pub async fn create_test_containers_pool<'a>() -> Result<TestContainer, ContainerError> {
-    let container = create_postgres_container().await?;
-    let connection_string = format!(
-        "postgres://postgres:postgres@localhost:{}/postgres",
-        container.get_host_port_ipv4(5432).await?
-    );
-    let pool = create_pool_from_url(connection_string)?;
-    run_migrations(pool.get().await?.as_mut()).await?;
-    Ok(TestContainer::new(container, pool))
-}
-
-pub(crate) async fn run_migrations(
-    conn: &mut AsyncPgConnection,
-) -> Result<(), diesel::result::Error> {
-    static EMBEDDED_MIGRATIONS: EmbeddedMigrations =
-        diesel_async_migrations::embed_migrations!("./migrations");
-    EMBEDDED_MIGRATIONS.run_pending_migrations(conn).await
+pub async fn create_test_containers_pool() -> Result<TestContainer, ContainerError> {
+    let test_container = lib::test::test_containers::create_test_containers_pool().await?;
+    let pool = &test_container.pool;
+    let connection = pool.get().await?;
+    const MIGRATIONS: EmbeddedMigrations = diesel_migrations::embed_migrations!("./migrations");
+    run_migrations(connection, MIGRATIONS).await?;
+    Ok(test_container)
 }
 
 pub async fn create_postgres_container() -> Result<ContainerAsync<Postgres>, TestcontainersError> {
diff --git a/src/diesel/migration.rs b/src/diesel/migration.rs
index 8f70910..7318015 100644
--- a/src/diesel/migration.rs
+++ b/src/diesel/migration.rs
@@ -1,9 +1,23 @@
-use diesel_async::AsyncPgConnection;
-use diesel_async_migrations::EmbeddedMigrations;
+use diesel::pg::Pg;
+use diesel_async::AsyncConnection;
+use diesel_async::async_connection_wrapper::AsyncConnectionWrapper;
+use diesel_migrations::{EmbeddedMigrations, MigrationHarness};
+use tokio::task::JoinError;
 
-pub async fn run_migrations(
-    migrations: &EmbeddedMigrations,
-    conn: &mut AsyncPgConnection,
-) -> Result<(), diesel::result::Error> {
-    migrations.run_pending_migrations(conn).await
+/// Run Diesel migrations using an async connection.
+/// Only works with Postgres.
+pub async fn run_migrations<A>(
+    async_connection: A,
+    migrations: EmbeddedMigrations,
+) -> Result<(), JoinError>
+where
+    A: AsyncConnection<Backend = Pg> + 'static,
+{
+    let mut async_wrapper: AsyncConnectionWrapper<A> =
+        AsyncConnectionWrapper::from(async_connection);
+
+    tokio::task::spawn_blocking(move || {
+        async_wrapper.run_pending_migrations(migrations).unwrap();
+    })
+    .await
 }