diff --git a/ext/curl/interface.c b/ext/curl/interface.c
index 929259ea8c0..74e092ebea2 100644
--- a/ext/curl/interface.c
+++ b/ext/curl/interface.c
@@ -1666,6 +1666,7 @@ static int _php_curl_setopt(php_curl *ch, long option, zval **zvalue, zval *retu
 			switch (option) {
 				case CURLOPT_FILE:
 					if (((php_stream *) what)->mode[0] != 'r') {
+						zend_list_addref(Z_LVAL_PP(zvalue));
 						ch->handlers->write->fp = fp;
 						ch->handlers->write->method = PHP_CURL_FILE;
 					} else {
@@ -1676,6 +1677,7 @@ static int _php_curl_setopt(php_curl *ch, long option, zval **zvalue, zval *retu
 					break;
 				case CURLOPT_WRITEHEADER:
 					if (((php_stream *) what)->mode[0] != 'r') {
+						zend_list_addref(Z_LVAL_PP(zvalue));
 						ch->handlers->write_header->fp = fp;
 						ch->handlers->write_header->method = PHP_CURL_FILE;
 					} else {