diff --git a/Validation/sonarcustomrules/pom.xml b/Validation/sonarcustomrules/pom.xml
index 43c89d9..ad596c2 100644
--- a/Validation/sonarcustomrules/pom.xml
+++ b/Validation/sonarcustomrules/pom.xml
@@ -18,7 +18,7 @@
         <java.version>11</java.version>
 
         <sslr.version>1.21</sslr.version>
-        <gson.version>2.6.2</gson.version>
+        <gson.version>2.8.9</gson.version>
 
         <sonar.version>8.2.0.32929</sonar.version>
         <sonarjava.version>6.3.0.21585</sonarjava.version>