diff --git a/gradle.properties b/gradle.properties
index 66c1823a..e3981af6 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,7 +3,7 @@ antlrVersion=2.7.7
 apacheGeodeVersion=1.13.0
 byteBuddyVersion=1.10.17
 findbugsVersion=3.0.2
-mockitoVersion=3.5.11
+mockitoVersion=3.5.15
 multithreadedtcVersion=1.01
 pivotalCloudCacheVersion=1.12.0
 pivotalGemFireVersion=9.10.2