diff --git a/management/pgp.py b/management/pgp.py
index 23dfee1..5b4da0e 100755
--- a/management/pgp.py
+++ b/management/pgp.py
@@ -31,7 +31,7 @@ def key_representation(key):
         "auth": skey.can_authenticate == 1,
         "fpr": skey.fpr,
         "expires": skey.expires if skey.expires != 0 else None,
-        "expires_date": datetime.datetime.utcfromtimestamp(skey.expires).strftime("%x") if skey.expires != 0 else None,
+        "expires_date": datetime.datetime.utcfromtimestamp(skey.expires).date().isoformat() if skey.expires != 0 else None,
         "expires_days": (datetime.datetime.utcfromtimestamp(skey.expires) - now).days if skey.expires != 0 else None,
         "expired": skey.expired == 1,
         "algorithm": gpg.core.pubkey_algo_name(skey.pubkey_algo),
@@ -101,9 +101,9 @@ def create_signature(data, detached=False):
 if __name__ == "__main__":
     import sys, utils
     # Check if we should renew the key
-    
+
     daemon_key = get_daemon_key()
-    
+
     exp = daemon_key.subkeys[0].expires
     now = datetime.datetime.utcnow()
     days_left = (datetime.datetime.utcfromtimestamp(exp) - now).days
diff --git a/management/status_checks.py b/management/status_checks.py
index e4632d7..a3de778 100755
--- a/management/status_checks.py
+++ b/management/status_checks.py
@@ -290,10 +290,10 @@ def run_pgp_checks(env, output):
 	else:
 		exp = datetime.datetime.utcfromtimestamp(sk.expires) # Our daemon key only has one subkey
 		if (exp - now).days < 10 and sk.expires != 0:
-			output.print_warning(f"The daemon's key ({k.fpr}) will expire soon, in {(exp - now).days} days on {exp.strftime('%x')}.")
+			output.print_warning(f"The daemon's key ({k.fpr}) will expire soon, in {(exp - now).days} days on {exp.date().soformat()}.")
 		else:
-			output.print_ok(f"The daemon's key ({k.fpr}) is good. It expires in {(exp - now).days} days on {exp.strftime('%x')}.")
-	
+			output.print_ok(f"The daemon's key ({k.fpr}) is good. It expires in {(exp - now).days} days on {exp.date().isoformat()}.")
+
 	# Check imported keys
 	keys = get_imported_keys()
 	if len(keys) == 0:
@@ -313,7 +313,7 @@ def run_pgp_checks(env, output):
 						expired.append((key, skey))
 					elif (exp - now).days < 10 and skey.expires != 0:
 						about_to_expire.append((key, skey))
-		
+
 		all_good = True
 		def printpair(keytuple):
 			key, skey = keytuple
@@ -333,7 +333,7 @@ def run_pgp_checks(env, output):
 			all_good = False
 			output.print_error(f"There {'is 1 revoked key' if len(revoked) == 1 else f'are {len(revoked)} revoked keys'}.")
 			list(map(lambda k: output.print_line(k.fpr), revoked))
-		
+
 		if all_good:
 			output.print_ok("All imported keys are good.")