allow spaces in URI
diff --git a/src/http/modules/ngx_http_proxy_module.c b/src/http/modules/ngx_http_proxy_module.c
index fd31253..8b82638 100644
--- a/src/http/modules/ngx_http_proxy_module.c
+++ b/src/http/modules/ngx_http_proxy_module.c
@@ -911,7 +911,7 @@
         loc_len = (r->valid_location && ctx->vars.uri.len) ?
                       plcf->location.len : 0;
 
-        if (r->quoted_uri || r->internal) {
+        if (r->quoted_uri || r->space_in_uri || r->internal) {
             escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len,
                                         r->uri.len - loc_len, NGX_ESCAPE_URI);
         }