diff --git a/source3/groupdb/mapping_tdb.c b/source3/groupdb/mapping_tdb.c
index 8a6b28c2a1c..33d4e6d3cb9 100644
--- a/source3/groupdb/mapping_tdb.c
+++ b/source3/groupdb/mapping_tdb.c
@@ -1049,7 +1049,7 @@ static int convert_ldb_record(TDB_CONTEXT *ltdb, TDB_DATA key,
 	}
 
 	if (remaining != 0) {
-		DEBUG(0, ("Errror: %d bytes unread in ltdb_unpack_data\n",
+		DEBUG(0, ("Error: %d bytes unread in ltdb_unpack_data\n",
 			  remaining));
 	}
 
diff --git a/source3/nmbd/nmbd_winsserver.c b/source3/nmbd/nmbd_winsserver.c
index 7723b743c30..cd7d3b7fc75 100644
--- a/source3/nmbd/nmbd_winsserver.c
+++ b/source3/nmbd/nmbd_winsserver.c
@@ -1649,7 +1649,7 @@ received for name %s from IP %s on subnet %s. Error - should not be sent to WINS
 
 	if(group) {
 		DEBUG(0,("wins_process_multihomed_name_registration_request: group name registration request \
-received for name %s from IP %s on subnet %s. Errror - group names should not be multihomed.\n",
+received for name %s from IP %s on subnet %s. Error - group names should not be multihomed.\n",
 			nmb_namestr(question), inet_ntoa(from_ip), subrec->subnet_name));
 		return;
 	}
diff --git a/source3/rpc_server/mdssvc/mdssvc.c b/source3/rpc_server/mdssvc/mdssvc.c
index c32ba0cd093..9be0cc48877 100644
--- a/source3/rpc_server/mdssvc/mdssvc.c
+++ b/source3/rpc_server/mdssvc/mdssvc.c
@@ -67,7 +67,7 @@ struct slq_destroy_state {
 /*
  * If these functions return an error, they hit something like a non
  * recoverable talloc error. Most errors are dealt with by returning
- * an errror code in the Spotlight RPC reply.
+ * an error code in the Spotlight RPC reply.
  */
 static bool slrpc_fetch_properties(struct mds_ctx *mds_ctx,
 				   const DALLOC_CTX *query, DALLOC_CTX *reply);