diff --git a/crypto/ayyMessage/requirements.txt b/crypto/ayyMessage/requirements.txt
index 30217a5..98edcbd 100644
--- a/crypto/ayyMessage/requirements.txt
+++ b/crypto/ayyMessage/requirements.txt
@@ -15,7 +15,7 @@ paramiko==2.7.1
 parse==1.14.0
 pluggy==0.13.1
 psutil==5.6.7
-pwntools==4.0.1
+pwntools==4.3.1
 py==1.8.1
 pycparser==2.19
 pycryptodome==3.9.6