diff --git a/libraries.gradle b/libraries.gradle
index 1919c0de3d..63e3423f59 100644
--- a/libraries.gradle
+++ b/libraries.gradle
@@ -51,7 +51,7 @@ ext {
             dom4j:          'dom4j:dom4j:1.6.1@jar',
 
             // Javassist
-            javassist:      'org.javassist:javassist:3.18.0-GA',
+            javassist:      'org.javassist:javassist:3.18.1-Beta1',
 
             // javax
             jpa:            'org.hibernate.javax.persistence:hibernate-jpa-2.1-api:1.0.0.Final',