diff --git a/build.gradle b/build.gradle
index 298cd67..38e97cf 100644
--- a/build.gradle
+++ b/build.gradle
@@ -46,7 +46,7 @@
 
         jettyVer = '9.4.12.v20180830'
 
-        ignVer = '2.16.0'
+        ignVer = '2.14.0'
 
         guavaVer = '26.0-jre'