diff --git a/pyproject.toml b/pyproject.toml
index 9e2fdd048..3a4cceac7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ telegram = ["python-telegram-bot==13.15"]
 XMPP = [
     "slixmpp==1.12.0; python_version < '3.11'",
     "slixmpp==1.15.0; python_version >= '3.11'",
-    "pyasn1==0.6.3",
+    "pyasn1==0.6.4",
     "pyasn1-modules==0.4.2",
 ]
 test = ["pytest", "requests"]