diff --git a/build.gradle.kts b/build.gradle.kts
index a6e1871..99fa726 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -61,7 +61,7 @@ dependencies {
 
     // Test
     testImplementation("org.springframework.boot:spring-boot-testcontainers")
-    testImplementation("org.testcontainers:mongodb:1.20.6")
+    testImplementation("org.testcontainers:mongodb:1.21.1")
     testImplementation("org.springframework.boot:spring-boot-starter-test")
 }