diff --git a/Plan/build.gradle b/Plan/build.gradle
index d00e5764d..5e3a16d8e 100644
--- a/Plan/build.gradle
+++ b/Plan/build.gradle
@@ -10,7 +10,7 @@ plugins {
     id "java"
     id "jacoco"
     id "checkstyle"
-    id "org.sonarqube" version "3.1"
+    id "org.sonarqube" version "3.1.1"
     id "net.ltgt.apt" version "0.21"
     id "net.ltgt.apt-idea" version "0.21"
     id "com.github.johnrengelman.shadow" version "6.1.0"