diff --git a/bazarr/helper.py b/bazarr/helper.py
index e4dfcbc2f..434e0dd1c 100644
--- a/bazarr/helper.py
+++ b/bazarr/helper.py
@@ -124,46 +124,3 @@ def force_unicode(s):
             except UnicodeDecodeError:
                 s = UnicodeDammit(s).unicode_markup
     return s
-
-
-def upgrade_history():
-    # Open database connection
-    db = sqlite3.connect(os.path.join(args.config_dir, 'db', 'bazarr.db'), timeout=30)
-    c = db.cursor()
-
-    data = c.execute('SELECT sonarrEpisodeId, video_path, description, ROWID FROM table_history WHERE action = 1').fetchall()
-
-    for row in data:
-        if row[1] is None:
-            path = c.execute('SELECT path FROM table_episodes WHERE sonarrEpisodeId = ?', (row[0],)).fetchone()
-            if path is not None:
-                c.execute('UPDATE table_history SET video_path = ? WHERE sonarrEpisodeId = ?', (path[0], row[0]))
-
-                values = re.split(r' subtitles downloaded from | with a score of | using', row[2])[:-1]
-                language = alpha2_from_language(values[0])
-                provider = values[1]
-                score = int(round((float(values[2][:-1])/100 * 360) - 0.5))
-                c.execute('UPDATE table_history SET language = ?, provider = ?, score = ? WHERE ROWID = ?', (language, provider, score, row[3]))
-    db.commit()
-    db.close()
-
-def upgrade_history_movies():
-    # Open database connection
-    db = sqlite3.connect(os.path.join(args.config_dir, 'db', 'bazarr.db'), timeout=30)
-    c = db.cursor()
-
-    data = c.execute('SELECT radarrId, video_path, description, ROWID FROM table_history_movie WHERE action = 1').fetchall()
-
-    for row in data:
-        if row[1] is None:
-            path = c.execute('SELECT path FROM table_movies WHERE radarrId = ?', (row[0],)).fetchone()
-            if path is not None:
-                c.execute('UPDATE table_history_movie SET video_path = ? WHERE radarrId = ?', (path[0], row[0]))
-
-                values = re.split(r' subtitles downloaded from | with a score of | using', row[2])[:-1]
-                language = alpha2_from_language(values[0])
-                provider = values[1]
-                score = int(round((float(values[2][:-1]) / 100 * 120) - 0.5))
-                c.execute('UPDATE table_history_movie SET language = ?, provider = ?, score = ? WHERE ROWID = ?', (language, provider, score, row[3]))
-    db.commit()
-    db.close()
diff --git a/bazarr/update_db.py b/bazarr/update_db.py
index 1f4c30976..6e1b3c519 100644
--- a/bazarr/update_db.py
+++ b/bazarr/update_db.py
@@ -137,10 +137,5 @@ if os.path.exists(os.path.join(args.config_dir, 'db', 'bazarr.db')):
         db.commit()
     except:
         pass
-    else:
-        if settings.general.getboolean('use_sonarr'):
-            upgrade_history()
-        if settings.general.getboolean('use_radarr'):
-            upgrade_history_movies()
     
     db.close()