diff --git a/zstd/zstd.go b/zstd/zstd.go
index 5ffa82f5ac..89396673d9 100644
--- a/zstd/zstd.go
+++ b/zstd/zstd.go
@@ -128,11 +128,11 @@ func matchLen(a, b []byte) (n int) {
 }
 
 func load3232(b []byte, i int32) uint32 {
-	return binary.LittleEndian.Uint32(b[i:])
+	return binary.LittleEndian.Uint32(b[:len(b):len(b)][i:])
 }
 
 func load6432(b []byte, i int32) uint64 {
-	return binary.LittleEndian.Uint64(b[i:])
+	return binary.LittleEndian.Uint64(b[:len(b):len(b)][i:])
 }
 
 type byter interface {