diff --git a/Emoji Switcher/src/main/java/com/stevenschoen/emojiswitcher/billing/IabHelper.java b/Emoji Switcher/src/main/java/com/stevenschoen/emojiswitcher/billing/IabHelper.java
index 7573262..553f2a0 100644
--- a/Emoji Switcher/src/main/java/com/stevenschoen/emojiswitcher/billing/IabHelper.java	
+++ b/Emoji Switcher/src/main/java/com/stevenschoen/emojiswitcher/billing/IabHelper.java	
@@ -264,7 +264,8 @@ public void onServiceConnected(ComponentName name, IBinder service) {
 
         Intent serviceIntent = new Intent("com.android.vending.billing.InAppBillingService.BIND");
         serviceIntent.setPackage("com.android.vending");
-        if (!mContext.getPackageManager().queryIntentServices(serviceIntent, 0).isEmpty()) {
+        List<ResolveInfo> resolveInfoList = mContext.getPackageManager().queryIntentServices(serviceIntent, 0);
+        if (resolveInfoList != null && !resolveInfoList.isEmpty()) {
             // service available to handle that Intent
             mContext.bindService(serviceIntent, mServiceConn, Context.BIND_AUTO_CREATE);
         }