diff --git a/gradle.properties b/gradle.properties
index bcd5ac4..1c5d41e 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -22,4 +22,4 @@
 JDKVERSIONS=1.8
 GROUPSID=com.mingliqiye.utils
 ARTIFACTID=mingli-utils
-VERSIONS=3.1.4
+VERSIONS=3.1.5