diff --git a/app/src/main/java/info/nightscout/android/medtronic/MainActivity.java b/app/src/main/java/info/nightscout/android/medtronic/MainActivity.java
index 712d12e50c37f1103d11dc0298c10b9dfcba51c9..4f1c4f950e287d3e3367beb7fc6ac7c17b091906 100644
--- a/app/src/main/java/info/nightscout/android/medtronic/MainActivity.java
+++ b/app/src/main/java/info/nightscout/android/medtronic/MainActivity.java
@@ -54,10 +54,8 @@ import java.text.DateFormat;
 import java.text.DecimalFormat;
 import java.util.ArrayList;
 import java.util.Date;
-import java.util.Iterator;
 import java.util.Locale;
 import java.util.Queue;
-import java.util.Stack;
 import java.util.concurrent.ArrayBlockingQueue;
 
 import info.nightscout.android.R;