diff --git a/app/models/miq_cockpit_ws_worker/runner.rb b/app/models/miq_cockpit_ws_worker/runner.rb
index f91d9ccaa6b..29cc3f0935a 100644
--- a/app/models/miq_cockpit_ws_worker/runner.rb
+++ b/app/models/miq_cockpit_ws_worker/runner.rb
@@ -148,7 +148,9 @@ def cockpit_ws_run
       "XDG_CONFIG_DIRS" => cockpit_ws.config_dir,
       "DRB_URI"         => @drb_uri
     }
-    stdin, stdout, stderr, wait_thr = Open3.popen3(env, *cockpit_ws.command(BINDING_ADDRESS))
+    Bundler.with_clean_env do
+      stdin, stdout, stderr, wait_thr = Open3.popen3(env, *cockpit_ws.command(BINDING_ADDRESS), :unsetenv_others => true)
+    end
     stdin.close
 
     _log.info("#{log_prefix} cockpit-ws process started - pid=#{@pid}")