diff --git a/main/rfc1867.c b/main/rfc1867.c
index ddde3e739cb..31605cfc173 100644
--- a/main/rfc1867.c
+++ b/main/rfc1867.c
@@ -1015,6 +1015,10 @@ SAPI_API SAPI_POST_HANDLER_FUNC(rfc1867_post_handler) /* {{{ */
 					}
 					tmp++;
 				}
+				/* Brackets should always be closed */
+				if(c != 0) {
+					skip_upload = 1;
+				}
 			}
 
 			total_bytes = cancel_upload = 0;