diff --git a/docker/nginx/conf.d/server/server.api b/docker/nginx/conf.d/server/server.api
index 389a2d7f..34dca82e 100644
--- a/docker/nginx/conf.d/server/server.api
+++ b/docker/nginx/conf.d/server/server.api
@@ -139,7 +139,7 @@ location /skynet/skyfile {
     limit_req zone=uploads_by_ip burst=100 nodelay;
     limit_req zone=uploads_by_ip_throttled;
 
-    limit_conn upload_conn 10;
+    limit_conn upload_conn 2;
     limit_conn upload_conn_rl 1;
 
     client_max_body_size 1000M; # make sure to limit the size of upload to a sane value
@@ -174,6 +174,12 @@ location /skynet/tus {
     include /etc/nginx/conf.d/include/cors-headers; # include cors headers but do not overwrite OPTIONS response
     include /etc/nginx/conf.d/include/track-upload;
 
+    limit_req zone=uploads_by_ip burst=100 nodelay;
+    limit_req zone=uploads_by_ip_throttled;
+
+    limit_conn upload_conn 2;
+    limit_conn upload_conn_rl 1;
+
     # TUS chunks size is 40M + leaving 10M of breathing room
     client_max_body_size 50M;
 
@@ -239,6 +245,12 @@ location /skynet/pin {
     include /etc/nginx/conf.d/include/track-upload;
     include /etc/nginx/conf.d/include/generate-siapath;
 
+    limit_req zone=uploads_by_ip burst=100 nodelay;
+    limit_req zone=uploads_by_ip_throttled;
+
+    limit_conn upload_conn 2;
+    limit_conn upload_conn_rl 1;
+
     proxy_set_header User-Agent: Sia-Agent;
     proxy_pass http://sia:9980$uri?siapath=$dir1/$dir2/$dir3&$args;
 }