diff --git a/main.py b/main.py
index 1963294..867c87e 100644
--- a/main.py
+++ b/main.py
@@ -62,6 +62,15 @@ class SignalAPI:
         self.apiurl = apiurl
         self.number = number
 
+    def set_trust_mode_to_always(self) -> Result[None, str]:
+        # /v1/configuration/{number}/settings
+        r = requests.post(f"{self.apiurl}/v1/configuration/{self.number}/settings", json={"trust_mode": "always"})
+
+        if r.status_code == 204:
+            return Ok(None)
+        else:
+            return Err(r.json()['error'])
+
     def set_username(self, username) -> Result[UsernameSetResponse, str]:
         # post request to set username
         # /v1/accounts/{number}/username
@@ -532,6 +541,11 @@ You have time to answer for {format_seconds(task.timeout)}."""
 async def main(config: Config, session: Session):
     api = SignalAPI(config.apiurl, config.number)
 
+    set_trust_mode_result = api.set_trust_mode_to_always()
+    if is_err(set_trust_mode_result):
+        print("Error while setting trust mode to always: " + set_trust_mode_result.unwrap_err())
+        exit(1)
+
     bot = LabCleaningBot(api, config.lab_cleaning_signal_base_group)
     bot.assert_is_base_group_admin()