diff --git a/aries_cloudagent/protocols/issue_credential/v1_0/manager.py b/aries_cloudagent/protocols/issue_credential/v1_0/manager.py
index 2c55fa3c2f..d168168e71 100644
--- a/aries_cloudagent/protocols/issue_credential/v1_0/manager.py
+++ b/aries_cloudagent/protocols/issue_credential/v1_0/manager.py
@@ -904,13 +904,10 @@ async def receive_credential_ack(
         return cred_ex_record
 
     async def revoke_credentials(
-        self,
-        session: ProfileSession,
-        rev_reg_id: str,
-        cred_rev_ids: Sequence[str]
+        self, session: ProfileSession, rev_reg_id: str, cred_rev_ids: Sequence[str]
     ) -> None:
         """
-        Update credentials state to credential_revoked
+        Update credentials state to credential_revoked.
 
         Args:
             rev_reg_id: revocation registry ID
@@ -924,9 +921,7 @@ async def revoke_credentials(
             try:
                 cred_ex_record = await (
                     V10CredentialExchange.retrieve_by_revocation(
-                        session,
-                        revoc_reg_id=rev_reg_id,
-                        revocation_id=cred_rev_id
+                        session, revoc_reg_id=rev_reg_id, revocation_id=cred_rev_id
                     )
                 )
                 cred_ex_record.state = V10CredentialExchange.STATE_CREDENTIAL_REVOKED
diff --git a/aries_cloudagent/protocols/issue_credential/v1_0/models/credential_exchange.py b/aries_cloudagent/protocols/issue_credential/v1_0/models/credential_exchange.py
index b8dad6a751..c8618c3a61 100644
--- a/aries_cloudagent/protocols/issue_credential/v1_0/models/credential_exchange.py
+++ b/aries_cloudagent/protocols/issue_credential/v1_0/models/credential_exchange.py
@@ -37,7 +37,7 @@ class Meta:
     TAG_NAMES = {
         "~thread_id" if UNENCRYPTED_TAGS else "thread_id",
         "revoc_reg_id",
-        "revocation_id"
+        "revocation_id",
     }
 
     INITIATOR_SELF = "self"
@@ -284,7 +284,7 @@ async def retrieve_by_connection_and_thread(
     async def retrieve_by_revocation(
         cls, session: ProfileSession, revoc_reg_id: str, revocation_id: str
     ) -> "V10CredentialExchange":
-        """Retrieve a credential exchange record by revocation registry ID and credential revocation ID."""
+        """Retrieve a credential record by revocation registry and revocation ID."""
         record = await cls.retrieve_by_tag_filter(
             session,
             {"revoc_reg_id": revoc_reg_id},
diff --git a/aries_cloudagent/revocation/manager.py b/aries_cloudagent/revocation/manager.py
index e82cc8ff8d..178563e46d 100644
--- a/aries_cloudagent/revocation/manager.py
+++ b/aries_cloudagent/revocation/manager.py
@@ -19,6 +19,7 @@
     CredentialManager as V10CredManager,
 )
 
+
 class RevocationManagerError(BaseError):
     """Revocation manager error."""