diff --git a/shared/ccc.py b/shared/ccc.py
index 4c4aa98b..3fe65351 100644
--- a/shared/ccc.py
+++ b/shared/ccc.py
@@ -208,7 +208,7 @@ class CCCFeature:
 
     @classmethod
     async def web2fa_challenge(cls):
-        # they are trying to sign something, so make them get our their phone
+        # they are trying to sign something, so make them get out their phone
         # - at this point they have already ok'ed the details of the txn
         # - and we have approved other elements of the spending policy.
         # - could show MS wallet name, or txn details but will not because that is
diff --git a/shared/files.py b/shared/files.py
index 321a2aaa..5b0f3e20 100644
--- a/shared/files.py
+++ b/shared/files.py
@@ -264,7 +264,7 @@ class CardSlot:
             self.active_led = self.active_led2 if use_b_slot else self.active_led1
 
     def __enter__(self):
-        # Mk4: maybe use our virtual disk in preference to SD Card
+        # maybe use our virtual disk in preference to SD Card
         if glob.VD and (self.force_vdisk or not self.is_inserted()):
             self.mountpt = glob.VD.mount(self.readonly)
             return self