diff --git a/openstudiocore/src/cli/openstudio_cli.rb b/openstudiocore/src/cli/openstudio_cli.rb
index c484d27dbd5..2b774a96998 100644
--- a/openstudiocore/src/cli/openstudio_cli.rb
+++ b/openstudiocore/src/cli/openstudio_cli.rb
@@ -173,7 +173,7 @@ def base_dir
 end
 
 Gem::Specification.each do |spec|
-  if embedded_gems.index 
+  if spec.gem_dir.chars.first == ':'
     spec.activate
   end
 end