diff --git a/scripts/config b/scripts/config
index 63fc111..5b6480f 100644
--- a/scripts/config
+++ b/scripts/config
@@ -19,11 +19,10 @@ get__max_upload_size() {
 
 set__max_upload_size() { 
     ynh_write_var_in_file --file=/etc/matrix-$app/homeserver.yaml --key=max_upload_size --value="${max_upload_size}" 
-    sed -i -r "s|client_max_body_size\s+[[:digit:]]+M;|client_max_body_size ${max_upload_size}M;|g" "/etc/nginx/conf.d/$domain.d/$app.conf 
+    sed -i -r "s|client_max_body_size\s[[:digit:]]*[GMK]?;|client_max_body_size ${max_upload_size};|g" "/etc/nginx/conf.d/$domain.d/$app.conf 
     ynh_add_nginx_conf
 }
 
-
 #=================================================
 # GENERIC FINALIZATION
 #=================================================