diff --git a/lib/build.gradle b/lib/build.gradle
index 6873731..b8b4d9c 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -20,7 +20,7 @@ android {
 
 dependencies {
     androidTestCompile 'com.squareup:fest-android:1.0.7'
-    androidTestCompile 'com.android.support:support-v4:21.0.0-rc1'
+    androidTestCompile 'com.android.support:support-v4:19.1.0'
     androidTestCompile 'org.mockito:mockito-core:1.9.5'
     androidTestCompile 'com.google.dexmaker:dexmaker:1.0'
     androidTestCompile 'com.google.dexmaker:dexmaker-mockito:1.0'