diff --git a/background.js b/background.js
index 20e980c..ce92cf1 100644
--- a/background.js
+++ b/background.js
@@ -1,4 +1,17 @@
-const url = window.location.href;
+var rawUrl = window.location.href;
+var i = rawUrl.length-1;
+var updatedUrl = rawUrl
+
+if(i-1>= 0 && rawUrl[i-1] != '/') { //for problem ID with numbers at the end (eg: D1, E2 etc)
+    i--;
+}
+
+if(rawUrl[i] >= 'a' && rawUrl[i] <= 'z') {
+    updatedUrl = rawUrl.slice(0, i) + rawUrl[i].toUpperCase() + rawUrl.slice(i + 1); 
+}
+
+var url = updatedUrl;
+
 
 var id;
 var index;