diff --git a/pom.xml b/pom.xml
index c3217cc..d3a7501 100644
--- a/pom.xml
+++ b/pom.xml
@@ -55,7 +55,7 @@
     <sonar.host.url>https://sonarcloud.io</sonar.host.url>
     <java.version>8</java.version>
     <test.java.version>17</test.java.version>
-    <testcontainers.version>1.21.3</testcontainers.version>
+    <testcontainers.version>1.21.4</testcontainers.version>
     <jupiter.version>5.11.4</jupiter.version>
     <rest-assured.version>5.5.0</rest-assured.version>
     <java-websocket.version>1.6.0</java-websocket.version>