diff --git a/.gitmodules b/.gitmodules
index 294731978..8063d9d01 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
 [submodule "dep/gsl"]
 	path = dep/gsl
-	url = https://github.com/Microsoft/gsl
+	url = https://github.com/microsoft/gsl
 [submodule "dep/wil"]
 	path = dep/wil
-	url = https://github.com/Microsoft/wil
+	url = https://github.com/microsoft/wil