diff --git a/firefox/55-proxy_dns_socks5.yml b/firefox/55-proxy_dns_socks5.yml
new file mode 100644
index 00000000..55bddd3b
--- /dev/null
+++ b/firefox/55-proxy_dns_socks5.yml
@@ -0,0 +1,15 @@
+%YAML 1.2
+---
+version: 1.1
+
+proxy_dns_socks5:
+  description: Use proxy DNS when using SOCKS v5
+  default: false
+  disabled:
+    jinja: |-
+      {{ _.proxy_mode != "Manual proxy configuration" or _.manual.socks_proxy.version == 'v4' }}
+    return_type: boolean
+    description: |-
+      if "_.proxy_mode" is not "Manual proxy configuration"
+      or "_.manual.socks_proxy.version" is "v4"
+...