diff --git a/docs/misc/changelog.rst b/docs/misc/changelog.rst
index 1d7a288..41e40ba 100644
--- a/docs/misc/changelog.rst
+++ b/docs/misc/changelog.rst
@@ -28,6 +28,7 @@ Others:
 ^^^^^^^
 - Fixed flake8 config
 - Fixed ``sb3_contrib/common/utils.py`` type hint
+- Fixed ``sb3_contrib/common/recurrent/type_aliases.py`` type hint
 
 Release 1.6.2 (2022-10-10)
 --------------------------
diff --git a/sb3_contrib/common/recurrent/type_aliases.py b/sb3_contrib/common/recurrent/type_aliases.py
index 1ae9a08..21ac0e0 100644
--- a/sb3_contrib/common/recurrent/type_aliases.py
+++ b/sb3_contrib/common/recurrent/type_aliases.py
@@ -21,7 +21,7 @@ class RecurrentRolloutBufferSamples(NamedTuple):
     mask: th.Tensor
 
 
-class RecurrentDictRolloutBufferSamples(RecurrentRolloutBufferSamples):
+class RecurrentDictRolloutBufferSamples(NamedTuple):
     observations: TensorDict
     actions: th.Tensor
     old_values: th.Tensor
diff --git a/setup.cfg b/setup.cfg
index dad73ae..4004a6b 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -29,7 +29,6 @@ exclude = (?x)(
 	| sb3_contrib/ars/policies.py$
 	| sb3_contrib/qrdqn/qrdqn.py$
 	| sb3_contrib/qrdqn/policies.py$
-	| sb3_contrib/common/recurrent/type_aliases.py$
 	| sb3_contrib/common/recurrent/policies.py$
 	| sb3_contrib/common/recurrent/buffers.py$
 	| sb3_contrib/common/maskable/distributions.py$