diff --git a/recommendation_system.py b/recommendation_system.py
index 3b90fff..20e730b 100644
--- a/recommendation_system.py
+++ b/recommendation_system.py
@@ -29,7 +29,7 @@ def recommendation(self, title=''):
         Returns:
             str: Dictionary with the movies recommended.
         """
-        movie_index = self._df_movies[self._df_movies['title'].str.lower() == title].index.values
+        movie_index = self._df_movies[self._df_movies['title'].str.lower() == title.lower()].index.values
         if len(movie_index) > 0:
             similarity_scores = cosine_similarity(self._tfidf_matrix[movie_index],
                                                   self._tfidf_matrix)
diff --git a/requirements.txt b/requirements.txt
index 96dda80..b6136da 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ python-dateutil
 pytz
 six
 sniffio
-starlette
+starlette==0.27.0
 typing_extensions
 tzdata
 uvicorn