diff --git a/source/dub/dub.d b/source/dub/dub.d
index e9b7718..a08452e 100644
--- a/source/dub/dub.d
+++ b/source/dub/dub.d
@@ -61,6 +61,7 @@
 /// The URL to the official package registry and it's default fallback registries.
 static immutable string[] defaultRegistryURLs = [
 	"https://code.dlang.org/",
+	"https://codemirror.dlang.org/",
 	"https://code-mirror.dlang.io/",
 	"https://dub-registry.herokuapp.com/",
 ];