diff --git a/requirements/lint.txt b/requirements/lint.txt
index 0e77a6691c..d07615cd9f 100644
--- a/requirements/lint.txt
+++ b/requirements/lint.txt
@@ -6,9 +6,9 @@
 # Lint tools
 # (We are not so interested in the specific versions of the tools: the versions
 # are pinned to prevent unexpected linting failures when tools update)
-ruff==0.12.12
-mypy==1.17.1
-zizmor==1.12.1
+ruff==0.13.0
+mypy==1.18.1
+zizmor==1.13.0
 
 # Required for type stubs
 freezegun==1.5.5
diff --git a/tuf/api/dsse.py b/tuf/api/dsse.py
index 8f812d0741..ae624b5107 100644
--- a/tuf/api/dsse.py
+++ b/tuf/api/dsse.py
@@ -34,7 +34,7 @@
 from tuf.api.serialization import DeserializationError, SerializationError
 
 
-class SimpleEnvelope(Generic[T], BaseSimpleEnvelope):
+class SimpleEnvelope(BaseSimpleEnvelope, Generic[T]):
     """Dead Simple Signing Envelope (DSSE) for TUF payloads.
 
     * Sign with ``self.sign()`` (inherited).