diff --git a/build.gradle b/build.gradle
index 88297683b..317bb822c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,9 +1,9 @@
 buildscript {
     repositories {
-        jcenter()
         google()
+        jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.1.0'
+        classpath 'com.android.tools.build:gradle:3.1.1'
     }
 }
diff --git a/core/build.gradle b/core/build.gradle
index 2c3e74f80..41326f5b6 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -24,4 +24,8 @@ android {
 
 dependencies {
     implementation project(':SPD-classes')
+    repositories {
+        google()
+        jcenter()
+    }
 }