diff --git a/src/skip.c b/src/skip.c
index 6ee814d..cf3a738 100644
--- a/src/skip.c
+++ b/src/skip.c
@@ -89,7 +89,7 @@ void sw_skip_destroy(struct sw_skip *skip) {
 void sw_skip_add(struct sw_skip *skip, u8 *data, u32 data_size, char *name) {
 	u32 off;
 
-	off = skip->data_size + 1;
+	off = skip->data_size;
 
 	skip->data_size += data_size;
 	skip->data = realloc(skip->data, skip->data_size);