diff --git a/Regular-Expressions/urls.txt b/Regular-Expressions/urls.txt
index 37f5c7678..be853292e 100644
--- a/Regular-Expressions/urls.txt
+++ b/Regular-Expressions/urls.txt
@@ -1,5 +1,4 @@
-
-google.com
-coreyms.com
-youtube.com
-nasa.gov
+https://www.google.com
+http://coreyms.com
+https://youtube.com
+https://www.nasa.gov