diff --git a/pom.xml b/pom.xml
index 02da54f..b42ca86 100644
--- a/pom.xml
+++ b/pom.xml
@@ -102,7 +102,7 @@
         <dependency>
             <groupId>org.testcontainers</groupId>
             <artifactId>postgresql</artifactId>
-            <version>1.21.3</version>
+            <version>1.21.4</version>
             <scope>test</scope>
         </dependency>
         <dependency>