diff --git a/ext/gd/gd.c b/ext/gd/gd.c
index 5822c368e3d..688658b2899 100644
--- a/ext/gd/gd.c
+++ b/ext/gd/gd.c
@@ -649,7 +649,7 @@ PHP_FUNCTION(imagesetstyle)
 	}
 
 	/* copy the style values in the stylearr */
-	stylearr = safe_emalloc(sizeof(int), num_styles, 0);
+	stylearr = safe_emalloc(num_styles, sizeof(int), 0);
 
 	ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(styles), item) {
 		stylearr[index++] = zval_get_long(item);