diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4058507b4..da73fcfec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -41,7 +41,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - 
 - Fix behavior of SARIMAXModel if simple_differencing=True is set ([#837](https://github.com/tinkoff-ai/etna/pull/837))
 - 
-- 
+- Bug python3.7 and TypedDict import ([867](https://github.com/tinkoff-ai/etna/pull/867))
 - 
 - ProphetModel doesn't work with cap and floor regressors ([#842](https://github.com/tinkoff-ai/etna/pull/842))
 - Fix problem with encoding category types in OHE ([#843](https://github.com/tinkoff-ai/etna/pull/843))
diff --git a/etna/models/nn/rnn.py b/etna/models/nn/rnn.py
index 61c322606..3b72324f7 100644
--- a/etna/models/nn/rnn.py
+++ b/etna/models/nn/rnn.py
@@ -2,10 +2,10 @@
 from typing import Dict
 from typing import Iterator
 from typing import Optional
-from typing import TypedDict
 
 import numpy as np
 import pandas as pd
+from typing_extensions import TypedDict
 
 from etna import SETTINGS