diff --git a/pyproject.toml b/pyproject.toml
index 05c499b..a2568aa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ dev = [
     "ruff==0.9.4",
     "nose2==0.15.1",
     "pyasn1-alt-modules==0.4.6",
-    "pyasn1==0.6.3",
+    "pyasn1==0.6.4",
 ]
 lint = [
     "mypy==1.14.1",