diff --git a/.gitmodules b/.gitmodules
index fd41fbf..f97dca7 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,12 +1,12 @@
 [submodule "lectures"]
 	path = lectures
-	url = ./lectures
+	url = https://github.com/Otago-InfoSci-Database/lectures.git
 [submodule "ouexam"]
 	path = ouexam
-	url = ./ouexam
+	url = https://github.com/nstanger/ouexam.git
 [submodule "beamerthemes"]
 	path = beamerthemes
-	url = ./beamerthemes
+	url = https://github.com/nstanger/beamerthemes.git
 [submodule "listings"]
 	path = listings
-	url = ./listings/
+	url = https://github.com/nstanger/listings.git