diff --git a/build.gradle b/build.gradle
index b64f034e6..e62891fa9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -18,7 +18,7 @@ ext {
   javaVersion = JavaVersion.VERSION_17
   groovyVersion = "4.0"
   groovyBinaryVersion = "4.0.23"
-  testcontainersVersion = '1.20.2'
+  testcontainersVersion = '1.20.3'
 
   scriptsLocation = 'gradle' + File.separator + 'scripts' + File.separator //location of script plugins
 }