diff --git a/.gitmodules b/.gitmodules
index de3bb2e74..883965b40 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -3,4 +3,4 @@
 	url = https://github.com/YosysHQ/abc
 [submodule "libs/cxxopts"]
 	path = libs/cxxopts
-	url = git@github.com:jarro2783/cxxopts.git
+	url = https://github.com/jarro2783/cxxopts