diff --git a/nginx/files/proxy.conf b/nginx/files/proxy.conf
index 8b4601a..82958c6 100644
--- a/nginx/files/proxy.conf
+++ b/nginx/files/proxy.conf
@@ -40,7 +40,7 @@
 
       {%- if location.size is defined %}
       client_max_body_size {{ location.size }};
-      {%- if location.size > 200 %}
+      {%- if location.size.split("m")[0] | int > 200 %}
       client_body_buffer_size 200m;
       {%- else %}
       client_body_buffer_size 20m;