diff --git a/pom.xml b/pom.xml
index 0dce0d5..1018401 100644
--- a/pom.xml
+++ b/pom.xml
@@ -88,7 +88,7 @@
 
         <!-- Unit test frameworks versions -->
         <assertj.core.version>3.27.7</assertj.core.version>
-        <junit.version>6.1.3</junit.version>
+        <junit.version>5.14.4</junit.version>
 
         <!-- Maven plugin versions  -->
         <nexus-staging-maven-plugin.version>1.6.13</nexus-staging-maven-plugin.version>
diff --git a/renovate.json b/renovate.json
index 79674fb..8ffc549 100644
--- a/renovate.json
+++ b/renovate.json
@@ -9,6 +9,11 @@
       "description": "Pin CXF XJC to 4.0.x - 4.1.x changes code generation for xsd:list with enum itemType (JAXB RI #1819)",
       "matchPackagePatterns": ["^org\\.apache\\.cxf"],
       "allowedVersions": "<4.1.0"
+    },
+    {
+      "description": "Pin JUnit to 5.x - JUnit 6 requires Java 17, this library targets Java 11",
+      "matchPackagePatterns": ["^org\\.junit"],
+      "allowedVersions": "<6.0.0"
     }
   ]
 }
\ No newline at end of file