diff --git a/vlib/builtin/int.v b/vlib/builtin/int.v
index 1e710875565c31..392aa59f1cb053 100644
--- a/vlib/builtin/int.v
+++ b/vlib/builtin/int.v
@@ -606,7 +606,7 @@ pub fn (b u8) repeat(count int) string {
 	}
 	mut bytes := unsafe { malloc_noscan(count + 1) }
 	unsafe {
-		C.memset(bytes, b, count)
+		vmemset(bytes, b, count)
 		bytes[count] = `0`
 	}
 	return unsafe { bytes.vstring_with_len(count) }