diff --git a/crates/domarinn-server/Cargo.toml b/crates/domarinn-server/Cargo.toml
index df7a61e..d34e9c1 100644
--- a/crates/domarinn-server/Cargo.toml
+++ b/crates/domarinn-server/Cargo.toml
@@ -71,7 +71,7 @@ tempfile = "3"
 # DOMARINN_TEST_DATABASE_URL is unset, each test binary starts a throwaway
 # postgres container; `mise run test-pg` provides one shared server instead
 # so the ~30 test binaries don't each pay container startup.
-testcontainers = { version = "0.25", features = ["blocking"] }
+testcontainers = { version = "0.28", features = ["blocking"] }
 testcontainers-modules = { version = "0.13", features = ["postgres"] }
 flate2 = "1"
 ulid = { workspace = true }