diff --git a/.gitmodules b/.gitmodules
index e4c2e1e425..632ba8d10d 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
 [submodule "src/3rdParty/OndselSolver"]
 	path = src/3rdParty/OndselSolver
-	url = https://github.com/FreeCAD/OndselSolver.git
+	url = https://gitea.kindred.internal/kindred/ondsel.git
 [submodule "tests/lib"]
 	path = tests/lib
 	url = https://github.com/google/googletest