diff --git a/lib/twitter.py b/lib/twitter.py
index c61311c..a5358c6 100644
--- a/lib/twitter.py
+++ b/lib/twitter.py
@@ -1,10 +1,12 @@
 from twitter import Twitter, OAuth, TwitterHTTPError
 from werkzeug.urls import url_decode
-from model import OAuthToken, Account, Post
+from model import OAuthToken, Account, Post, TwitterArchive
 from app import db, app
 from math import inf
 from datetime import datetime
 import locale
+from zipfile import ZipFile
+from io import BytesIO
 
 def get_login_url(callback='oob', consumer_key=None, consumer_secret=None):
     twitter = Twitter(
@@ -159,3 +161,14 @@ def delete(post):
     t = get_twitter_for_acc(post.author)
     t.statuses.destroy(id=post.twitter_id)
     db.session.delete(post)
+
+
+def chunk_twitter_archive(archive_id):
+    ta = TwitterArchive.query.get(archive_id)
+
+    with ZipFile(BytesIO(ta.body), 'r') as zipfile:
+        files = [filename for filename in zipfile.namelist() if filename.startswith('data/js/tweets/') and filename.endswith('.js')]
+
+    files.sort()
+
+    return files
diff --git a/routes.py b/routes.py
index beabc19..6becd2e 100644
--- a/routes.py
+++ b/routes.py
@@ -101,10 +101,17 @@ def upload_tweet_archive():
     db.session.commit()
 
     try:
-        tasks.chunk_twitter_archive(ta.id)
+        files = lib.twitter.chunk_twitter_archive(ta.id)
+
+        ta.chunks = len(files)
+        db.session.commit()
 
         assert ta.chunks > 0
 
+        for filename in files:
+            tasks.import_twitter_archive_month.s(archive_id, filename).apply_async()
+
+
         return redirect(url_for('index', _anchor='recent_archives'))
     except (BadZipFile, AssertionError):
         return redirect(url_for('index', tweet_archive_failed='', _anchor='tweet_archive_import'))
diff --git a/tasks.py b/tasks.py
index 6f776fd..287b07c 100644
--- a/tasks.py
+++ b/tasks.py
@@ -66,21 +66,6 @@ def queue_fetch_for_most_stale_accounts(min_staleness=timedelta(minutes=5), limi
         acc.touch_fetch()
     db.session.commit()
 
-@app.task
-def chunk_twitter_archive(archive_id):
-    ta = TwitterArchive.query.get(archive_id)
-
-    with ZipFile(BytesIO(ta.body), 'r') as zipfile:
-        files = [filename for filename in zipfile.namelist() if filename.startswith('data/js/tweets/') and filename.endswith('.js')]
-
-    files.sort()
-
-    ta.chunks = len(files)
-    db.session.commit()
-
-    for filename in files:
-        import_twitter_archive_month.s(archive_id, filename).apply_async()
-
 
 @app.task(autoretry_for=(TwitterError, URLError))
 def import_twitter_archive_month(archive_id, month_path):