diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 63ef451..b754089 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -19,7 +19,7 @@
             android:name="com.journeyapps.barcodescanner.CaptureActivity"
             android:screenOrientation="fullSensor"
             tools:replace="screenOrientation" />
-        <activity android:name=".views.QRcodeReadeingActivity"
+        <activity android:name=".views.QRcodeReadingActivity"
             android:screenOrientation="portrait"
             tools:replace="screenOrientation">
         </activity>
diff --git a/app/src/main/java/com/example/cosmosclient/views/GroupList.java b/app/src/main/java/com/example/cosmosclient/views/GroupList.java
index 30f6f2a..f9067e5 100644
--- a/app/src/main/java/com/example/cosmosclient/views/GroupList.java
+++ b/app/src/main/java/com/example/cosmosclient/views/GroupList.java
@@ -90,8 +90,8 @@
         if ( id == R.id.createNewGroupButton){
 
         } else if (id == R.id.joinGroupButton){
-            //Intent intent=new Intent(GroupList.this, com.example.cosmosclient.views.QRcodeReadingActivity.class);
-            //startActivity(intent);
+            Intent intent=new Intent(GroupList.this, com.example.cosmosclient.views.QRcodeReadingActivity.class);
+            startActivity(intent);
         } else if (id == R.id.signOutButton){
             Intent intent=new Intent(GroupList.this, com.example.cosmosclient.views.SigninActivity.class);
             startActivity(intent);