diff --git a/tools/conformance/chaos/cbor_gen.go b/tools/conformance/chaos/cbor_gen.go
index e7178cad9e..521acfc98b 100644
--- a/tools/conformance/chaos/cbor_gen.go
+++ b/tools/conformance/chaos/cbor_gen.go
@@ -851,7 +851,7 @@ func (t *AbortWithArgs) UnmarshalCBOR(r io.Reader) error {
 		case cbg.MajNegativeInt:
 			extraI = int64(extra)
 			if extraI < 0 {
-				return fmt.Errorf("int64 negative oveflow")
+				return fmt.Errorf("int64 negative overflow")
 			}
 			extraI = -1 - extraI
 		default:
diff --git a/venus-component/libp2p/exchange/client/client.go b/venus-component/libp2p/exchange/client/client.go
index abfae70066..35ac380860 100644
--- a/venus-component/libp2p/exchange/client/client.go
+++ b/venus-component/libp2p/exchange/client/client.go
@@ -40,7 +40,7 @@ type client struct {
 var _ exchange.Client = (*client)(nil)
 
 // NewClient creates a new libp2p-based exchange.Client that uses the libp2p
-// ChainExhange protocol as the fetching mechanism.
+// ChainExchange protocol as the fetching mechanism.
 func NewClient(lc fx.Lifecycle, host host.Host, pmgr libp2p.PeerManager) exchange.Client {
 	return &client{
 		host:        host,
diff --git a/venus-shared/actors/aerrors/wrap.go b/venus-shared/actors/aerrors/wrap.go
index 70d6ceb224..14afa88172 100644
--- a/venus-shared/actors/aerrors/wrap.go
+++ b/venus-shared/actors/aerrors/wrap.go
@@ -103,7 +103,7 @@ func Wrap(err ActorError, message string) ActorError {
 	}
 }
 
-// Wrapf extens chain of errors with a message
+// Wrapf extends chain of errors with a message
 func Wrapf(err ActorError, format string, args ...interface{}) ActorError {
 	if err == nil {
 		return nil