diff --git a/pyproject.toml b/pyproject.toml
index ee3009e..927e3e3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ spellcheck = [
 ]
 test_packaging = [
     "build==1.2.2.post1",
-    "twine==5.1.1"
+    "twine==6.0.1"
 ]
 tests = [
     "maus[tree]==0.6.1",