.gitmodules in gem-grep-0.8.0 vs .gitmodules in gem-grep-1.0.0

@@ -1,3 +1,3 @@
 [submodule "task"]
 	path = task
-	url = git://github.com/godfat/gemgem.git
+	url = https://github.com/godfat/gemgem.git