diff --git a/.gitmodules b/.gitmodules
index 1694772..9c5b854 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
 [submodule "publik-base-theme"]
 	path = publik-base-theme
-	url = http://git.entrouvert.org/publik-base-theme.git
+	url = https://git.entrouvert.org/publik-base-theme.git