diff --git a/.idea/modules.xml b/.idea/modules.xml
index 6a7aea4aadf133e1fe7c9ddf3629aaf18b926fdb..c54b49209d2cbbf677c76652104eff665b379e63 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -4,6 +4,7 @@
     <modules>
       <module fileurl="file://$PROJECT_DIR$/Help.iml" filepath="$PROJECT_DIR$/Help.iml" />
       <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
+      <module fileurl="file://$PROJECT_DIR$/help-master.iml" filepath="$PROJECT_DIR$/help-master.iml" />
     </modules>
   </component>
 </project>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 5df58afe96952b0546f7e44d5891b568f32fcebf..a0acab93005fe02dba1e47c2f2423a11a5b42130 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.0'
+        classpath 'com.android.tools.build:gradle:2.3.1'
         classpath 'com.google.gms:google-services:3.0.0'
 
         // NOTE: Do not place your application dependencies here; they belong