diff --git a/build.gradle.kts b/build.gradle.kts
index 8320f58..002554c 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -2,7 +2,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 val mockkVersion = "1.14.2"
 val logstashVersion = "8.1"
-val testContainersVersion = "1.21.0"
+val testContainersVersion = "1.21.1"
 val springDocVersion = "2.8.8"
 val tokenValidationVersion = "5.0.29"
 val kotlinVersion = "2.1.21"