diff --git a/ssh_lib/assets/nginx/nginx.conf b/ssh_lib/assets/nginx/nginx.conf
index 250479f..9c33bce 100644
--- a/ssh_lib/assets/nginx/nginx.conf
+++ b/ssh_lib/assets/nginx/nginx.conf
@@ -40,7 +40,7 @@ http {
 
     gzip on;
     gzip_comp_level 1;
-    gzip_types application/json;
+    gzip_types application/json application/x-protobuf;
 
     log_format access_json '{'