diff --git a/Cargo.lock b/Cargo.lock
index 0fbc4e6..c3bee8a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2924,9 +2924,9 @@ dependencies = [
 
 [[package]]
 name = "serial_test"
-version = "3.5.0"
+version = "4.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "699f4197115b8a7e7ff19c9a315a4bd6fffec26cc4626ef45ecaea389e081c6d"
+checksum = "a6df5ed973ad8d834e09f824f9e9f449af6b9a3745f78dec7cc752770bd3bf11"
 dependencies = [
  "futures-executor",
  "futures-util",
@@ -2938,13 +2938,13 @@ dependencies = [
 
 [[package]]
 name = "serial_test_derive"
-version = "3.5.0"
+version = "4.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94e153fc76e1c6a068703d6d29c508a0b15c061c4b7e43da59cc097bc342673c"
+checksum = "a22144e767da4ddd8416dbf383700542ffd8a5dc493dfecedfe1fe3ad03c98ae"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.117",
+ "syn 3.0.2",
 ]
 
 [[package]]
diff --git a/crates/ferrosa-memory-core/Cargo.toml b/crates/ferrosa-memory-core/Cargo.toml
index 5bbaa4e..3edd9e7 100644
--- a/crates/ferrosa-memory-core/Cargo.toml
+++ b/crates/ferrosa-memory-core/Cargo.toml
@@ -48,7 +48,7 @@ base64 = "0.22"
 [dev-dependencies]
 ferrosa-memory-core = { path = ".", features = ["mock-storage", "scylla-driver"] }
 tracing-subscriber = { workspace = true }
-serial_test = "3.5"
+serial_test = "4.0"
 # Property/fuzz testing of config parsing + validation (config-robustness
 # initiative). Matches the version used in ferrosa-memory-sync.
 proptest = "1"
diff --git a/crates/ferrosa-memory-eval/Cargo.toml b/crates/ferrosa-memory-eval/Cargo.toml
index ae440df..dfbdeab 100644
--- a/crates/ferrosa-memory-eval/Cargo.toml
+++ b/crates/ferrosa-memory-eval/Cargo.toml
@@ -32,4 +32,4 @@ async-trait = "0.1"
 [dev-dependencies]
 proptest = "1"
 tempfile = "3"
-serial_test = "3.5"
+serial_test = "4.0"