diff --git a/firefox/50-prompt_authentication.yml b/firefox/50-prompt_authentication.yml
new file mode 100644
index 0000000..3ea393c
--- /dev/null
+++ b/firefox/50-prompt_authentication.yml
@@ -0,0 +1,7 @@
+---
+prompt_authentication:
+  description: Prompt for authentication if password is saved
+  default: true
+  disabled:
+    variable: proxy_mode
+    when: No proxy