diff --git a/.gitmodules b/.gitmodules
index 7862383..ef2351a 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,9 +1,9 @@
 [submodule "ext/ZeroTierOne"]
 	path = ext/ZeroTierOne
-	url = https://github.com/zerotier/ZeroTierOne.git
+	url = https://github.com/diasurgical/ZeroTierOne.git
 [submodule "ext/lwip"]
 	path = ext/lwip
-	url = https://github.com/joseph-henry/lwip.git
+	url = https://github.com/diasurgical/lwip.git
 [submodule "ext/lwip-contrib"]
 	path = ext/lwip-contrib
-	url = https://github.com/joseph-henry/lwip-contrib.git
+	url = https://github.com/diasurgical/lwip-contrib.git