diff --git a/lib/pleroma/web/plugs/remote_ip.ex b/lib/pleroma/web/plugs/remote_ip.ex
index f207d9fef9..9f733a96fe 100644
--- a/lib/pleroma/web/plugs/remote_ip.ex
+++ b/lib/pleroma/web/plugs/remote_ip.ex
@@ -43,6 +43,6 @@ defp maybe_add_cidr(proxy) when is_binary(proxy) do
         InetCidr.v6?(InetCidr.parse_address!(proxy)) -> proxy <> "/128"
       end
 
-    InetCidr.parse(proxy, true)
+    InetCidr.parse_cidr!(proxy, true)
   end
 end