diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index d4bef871..de4edb13 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -17,7 +17,7 @@ logstashVersion = "7.4"
 logbackVersion = "1.5.11"
 kotestVersion = "5.9.1"
 mockkVersion = "1.13.13"
-testContainersVersion = "1.20.2"
+testContainersVersion = "1.20.3"
 mockOauth2ServerVersion = "2.1.9"
 micrometerVersion = "1.13.6"
 otelTargetSdkVersion = "1.43.0"