diff --git a/.gitmodules b/.gitmodules
index 1baaf09..94e58ad 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
 [submodule "syscall"]
 	path = syscall
-	url = https://github.com/redox-os/syscall.git
+	url = https://gitlab.redox-os.org/redox-os/syscall.git
 [submodule "slab_allocator"]
 	path = slab_allocator
-	url = https://github.com/redox-os/slab_allocator
+	url = https://gitlab.redox-os.org/redox-os/slab_allocator