diff --git a/gradle/libraries.gradle b/gradle/libraries.gradle
index 58451aca51..b71da18125 100644
--- a/gradle/libraries.gradle
+++ b/gradle/libraries.gradle
@@ -22,7 +22,7 @@ ext {
     cdiVersion = '2.0'
     weldVersion = '3.0.0.Final'
 
-    javassistVersion = '3.22.0-GA'
+    javassistVersion = '3.23.1-GA'
     byteBuddyVersion = '1.8.12' // Now with JDK10 compatibility and preliminary support for JDK11
 
     geolatteVersion = '1.3.0'