diff --git a/app/static/darwin/github.sh b/app/static/darwin/github.sh
index ecdcab7f54..8e30c698eb 100755
--- a/app/static/darwin/github.sh
+++ b/app/static/darwin/github.sh
@@ -2,7 +2,7 @@
 
 # The least terrible way to resolve a symlink to its real path.
 function realpath() {
-  /usr/bin/python -c "import os,sys; print(os.path.realpath(sys.argv[1]))" "$0";
+  /usr/bin/perl -e "use Cwd;print Cwd::abs_path(@ARGV[0])" "$0";
 }
 
 CONTENTS="$(dirname "$(dirname "$(dirname "$(dirname "$(realpath "$0")")")")")"