diff --git a/build.gradle b/build.gradle
index 7d101e25ee4..21806a07e84 100644
--- a/build.gradle
+++ b/build.gradle
@@ -40,7 +40,7 @@ configure(allprojects) { project ->
 	ext.ejbVersion           = "3.0"
 	ext.fileuploadVersion    = "1.3.3"
 	ext.freemarkerVersion    = "2.3.23"
-	ext.groovyVersion        = "2.4.15"
+	ext.groovyVersion        = "2.4.17"
 	ext.gsonVersion          = "2.8.5"
 	ext.guavaVersion         = "20.0"
 	ext.hamcrestVersion      = "1.3"