diff --git a/websocket-gateway/build b/websocket-gateway/build
index 273e25d68..8c4e89e0a 100755
--- a/websocket-gateway/build
+++ b/websocket-gateway/build
@@ -22,6 +22,8 @@ cp ../ruby/jam_ruby-${GEM_VERSION}.gem vendor/cache/ || { echo "unable to copy j
 
 ls -la ../pb/target/ruby/jampb
 ls -la vendor/cache
+gem env 
+bundle list
 
 # put all dependencies into vendor/bundle
 #rm -rf vendor/bundle -- let checkins config 'wipe workspace' decide this