diff --git a/docker/Dockerfile b/docker/Dockerfile
index 46367d6..f746634 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -430,7 +430,7 @@ ARG DOTFILES_CACHEBUST
 RUN DOTFILES_CACHEBUST=$DOTFILES_CACHEBUST echo "Building from dotfiles..."
 
 # Clone user dotfiles or fallback to sabrehagen dotfiles
-RUN vcsh clone git://github.com/$DESKTOP_ENVIRONMENT_USER/dotfiles.git || \
+RUN vcsh clone git://github.com/$DESKTOP_ENVIRONMENT_GITHUB_USER/dotfiles.git || \
   vcsh clone https://github.com/sabrehagen/dotfiles.git
 
 # Bootstrap dotfiles