diff --git a/pom.xml b/pom.xml
index 97e1218..cb53316 100644
--- a/pom.xml
+++ b/pom.xml
@@ -42,7 +42,7 @@
     <dependency>
       <groupId>org.testcontainers</groupId>
       <artifactId>testcontainers</artifactId>
-      <version>1.20.4</version>
+      <version>1.21.3</version>
       <scope>test</scope>
     </dependency>
   </dependencies>