diff --git a/app/build.gradle b/app/build.gradle
index 8fa1928..c6705a9 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -37,7 +37,7 @@ android {
 
 dependencies {
     //include the Affdex SDK
-    compile('com.affectiva.android:affdexsdk:3.1-dev')
+    compile('com.affectiva.android:affdexsdk:3.1')
 
     //include project dependencies
     compile 'com.android.support:support-v4:23.1.1'