diff --git a/update_unstable.py b/update_unstable.py
index 5f5a8df..67d077e 100755
--- a/update_unstable.py
+++ b/update_unstable.py
@@ -8,7 +8,6 @@ import json
 from pathlib import Path
 import pickle
 from urllib.parse import urlencode
-from typing import Dict
 
 import git
 import requests
@@ -51,13 +50,21 @@ class GitHashCache:
         with open(self.cache, "rb") as handle:
             self._data = pickle.load(handle)
 
+    def load_json(self):
+        if not Path(self.cache).with_suffix(".json").exists():
+            logging.debug("File cache not found, not loading")
+            return
+
+        with Path(self.cache).with_suffix(".json").open() as handle:
+            self._data = json.load(handle)
+
     def to_json(self):
 
         with Path(self.cache).with_suffix(".json").open("w") as handle:
             json.dump(self._data, handle, indent=4)
 
 
-def project_exists(project: str) -> bool:
+def project_exists(project):
     project_name = urlencode(project)
     request = requests.get(API_URL + project_name)
 
@@ -67,7 +74,7 @@ def project_exists(project: str) -> bool:
     return False
 
 
-def lsremote(url: str) -> Dict[str]:
+def lsremote(url):
 
     remote_refs = {}
     gitcmd = git.cmd.Git()
@@ -78,12 +85,12 @@ def lsremote(url: str) -> Dict[str]:
     return remote_refs
 
 
-def get_remote_hash(url: str, branch: str = "master") -> str:
+def get_remote_hash(url, branch="master"):
     refs = "refs/heads/{}".format(branch)
     return lsremote(url)[refs]
 
 
-def run_osc(repository: str, package_name: str) -> bool:
+def run_osc(repository, package_name):
 
     cmd = "osc service remoterun {0} {1}"
     cmd = cmd.format(repository, package_name)
@@ -101,9 +108,9 @@ def run_osc(repository: str, package_name: str) -> bool:
     return True
 
 
-def update_package(hash_data: GitHashCache, package_name: str,
-                   remote_name: str, obs_repository: str,
-                   branch: str):
+def update_package(hash_data, package_name,
+                   remote_name, obs_repository,
+                   branch):
 
     repo_name = "https://invent.kde.org/{}".format(remote_name)
 
@@ -131,7 +138,7 @@ def update_package(hash_data: GitHashCache, package_name: str,
             hash_data.to_json()
 
 
-def update_packages(cache_file: str, repo_mapping_file: str):
+def update_packages(cache_file, repo_mapping_file):
 
     hash_data = GitHashCache(cache_file)
     hash_data.load()