diff --git a/internal/encryption/t544/encryption.go b/internal/encryption/t544/encryption.go
index 89b09c0..1c2f3e4 100644
--- a/internal/encryption/t544/encryption.go
+++ b/internal/encryption/t544/encryption.go
@@ -23,25 +23,35 @@ var crc32Table = func() (tab crc32.Table) {
 	return
 }()
 
+//go:noescape
 func tencentCrc32(tab *crc32.Table, b []byte) uint32
 
+//go:noescape
 func sub_a([]byte, []uint32)
 
+//go:noescape
 func sub_b([]byte, []uint32)
 
+//go:noescape
 func sub_c(*[16][16]byte, []byte)
 
+//go:noescape
 func sub_d(*[16]byte, []byte)
 
+//go:noescape
 func sub_e(*[256][6]byte, []byte)
 
+//go:noescape
 func sub_f(*[16]byte, *[15]uint32, *[16][16]byte) (w [44]uint32)
 
 func sub_aa(int, *[16][2][16][16]byte, *[16]byte, []byte) byte
 
 // transformInner see com/tencent/mobileqq/dt/model/FEBound
+//
+//go:noescape
 func transformInner(*[0x15]byte, *[32][16]byte)
 
+//go:noescape
 func initState(*state, []byte, []byte, uint64)
 
 func (c *state) init(key []byte, data []byte, counter uint64, nr uint8) {
@@ -50,4 +60,5 @@ func (c *state) init(key []byte, data []byte, counter uint64, nr uint8) {
 	initState(c, key, data, counter)
 }
 
+//go:noescape
 func refreshState(c *state)