diff --git a/.gitmodules b/.gitmodules
index b40e6ab8714863d3362b21017cf937d8532fffd1..070526545940ce44a530bbdd8ada7d0fe60ccc33 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -15,5 +15,5 @@
 	url = https://github.com/DynareTeam/m-unit-tests.git
 [submodule "matlab/modules/dates"]
 	path = matlab/modules/dates
-	url = git@github.com:DynareTeam/dates.git
+	url = https://github.com/DynareTeam/dates.git
 	branch = old-oop-syntax