diff --git a/.gitmodules b/.gitmodules
index 476cd99b..22d25037 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
 [submodule "vendor/spec-bioimage-io"]
 	path = vendor/spec-bioimage-io
-	url = ../../bioimage-io/spec-bioimage-io
+	url = https://github.com/bioimage-io/spec-bioimage-io
 [submodule "vendor/core-bioimage-io-python"]
 	path = vendor/core-bioimage-io-python
-	url = ../../bioimage-io/core-bioimage-io-python
+	url = https://github.com/bioimage-io/core-bioimage-io-python