diff --git a/cli/wallet/legacy.go b/cli/wallet/legacy.go
index 3ddbd6e5f..bace1cef9 100644
--- a/cli/wallet/legacy.go
+++ b/cli/wallet/legacy.go
@@ -156,7 +156,6 @@ func parseMultisigContract(script []byte) (int, keys.PublicKeys, bool) {
 			return 0, nil, false
 		}
 		ret[i] = pub
-
 	}
 	return nsigs, ret, true
 }
diff --git a/cli/wallet/legacy_test.go b/cli/wallet/legacy_test.go
index af952fff5..7195bc81a 100644
--- a/cli/wallet/legacy_test.go
+++ b/cli/wallet/legacy_test.go
@@ -94,7 +94,6 @@ func TestParseMultisigContract(t *testing.T) {
 			}
 		})
 	})
-
 }
 
 func fromHex(t *testing.T, s string) []byte {
diff --git a/cli/wallet/nep11.go b/cli/wallet/nep11.go
index fe92ce857..7481fdb6f 100644
--- a/cli/wallet/nep11.go
+++ b/cli/wallet/nep11.go
@@ -226,7 +226,6 @@ func getNEP11Balance(ctx *cli.Context) error {
 		}
 		fmt.Fprintf(ctx.App.Writer, format, formatArgs...)
 		fmt.Fprintf(ctx.App.Writer, "\tAmount : %s\n", amountStr)
-
 	}
 	return nil
 }
diff --git a/internal/testchain/transaction.go b/internal/testchain/transaction.go
index 04363f7cd..bf8cfc685 100644
--- a/internal/testchain/transaction.go
+++ b/internal/testchain/transaction.go
@@ -79,7 +79,6 @@ func NewDeployTx(bc blockchainer.Blockchainer, name string, sender util.Uint160,
 		o.ContractEvents = conf.Events
 		o.ContractSupportedStandards = conf.SupportedStandards
 		o.SafeMethods = conf.SafeMethods
-
 	}
 	m, err := compiler.CreateManifest(di, o)
 	if err != nil {
diff --git a/pkg/compiler/codegen.go b/pkg/compiler/codegen.go
index f80311da5..14a456165 100644
--- a/pkg/compiler/codegen.go
+++ b/pkg/compiler/codegen.go
@@ -473,7 +473,6 @@ func (c *codegen) Visit(node ast.Node) ast.Visitor {
 		return nil
 	}
 	switch n := node.(type) {
-
 	// General declarations.
 	// var (
 	//     x = 2
diff --git a/pkg/compiler/vm_test.go b/pkg/compiler/vm_test.go
index 4752ef708..6545dcf73 100644
--- a/pkg/compiler/vm_test.go
+++ b/pkg/compiler/vm_test.go
@@ -109,7 +109,6 @@ func newStoragePlugin() *storagePlugin {
 	s.interops[interopnames.ToID([]byte(interopnames.SystemRuntimeNotify))] = s.Notify
 	s.interops[interopnames.ToID([]byte(interopnames.SystemRuntimeGetTime))] = s.GetTime
 	return s
-
 }
 
 func (s *storagePlugin) syscallHandler(v *vm.VM, id uint32) error {
diff --git a/pkg/consensus/consensus.go b/pkg/consensus/consensus.go
index 9bb26483a..3321bb8c0 100644
--- a/pkg/consensus/consensus.go
+++ b/pkg/consensus/consensus.go
@@ -309,7 +309,6 @@ events:
 			s.handleChainBlock(b)
 		default:
 		}
-
 	}
 	close(s.finished)
 }
diff --git a/pkg/core/block/block_test.go b/pkg/core/block/block_test.go
index b8042f3ef..834ca0620 100644
--- a/pkg/core/block/block_test.go
+++ b/pkg/core/block/block_test.go
@@ -239,7 +239,6 @@ func TestBlockEncodeDecode(t *testing.T) {
 
 func TestGetExpectedBlockSize(t *testing.T) {
 	check := func(t *testing.T, stateRootEnabled bool) {
-
 		t.Run("without transactions", func(t *testing.T) {
 			b := newDumbBlock()
 			b.StateRootEnabled = stateRootEnabled
diff --git a/pkg/core/blockchain.go b/pkg/core/blockchain.go
index 566626c63..9aeb78a93 100644
--- a/pkg/core/blockchain.go
+++ b/pkg/core/blockchain.go
@@ -1600,7 +1600,6 @@ func (bc *Blockchain) IsTxStillRelevant(t *transaction.Transaction, txpool *memp
 		return bc.verifyTxWitnesses(t, nil, isPartialTx) == nil
 	}
 	return true
-
 }
 
 // VerifyTx verifies whether transaction is bonafide or not relative to the
diff --git a/pkg/core/blockchain_test.go b/pkg/core/blockchain_test.go
index 3bbf4b043..6393016d1 100644
--- a/pkg/core/blockchain_test.go
+++ b/pkg/core/blockchain_test.go
@@ -1529,7 +1529,6 @@ func testDumpAndRestore(t *testing.T, dumpF, restoreF func(c *config.Config)) {
 			require.Equal(t, bc.BlockHeight()-1, lastIndex)
 		})
 	})
-
 }
 
 func TestDumpAndRestore(t *testing.T) {
diff --git a/pkg/core/mpt/batch.go b/pkg/core/mpt/batch.go
index 7a9409151..5c9287413 100644
--- a/pkg/core/mpt/batch.go
+++ b/pkg/core/mpt/batch.go
@@ -208,7 +208,6 @@ func (t *Trie) newSubTrieMany(prefix []byte, kv []keyValue, value []byte) (Node,
 		if len(kv[0].value) == 0 {
 			if len(kv) == 1 {
 				return new(HashNode), 1, nil
-
 			}
 			node, n, err := t.newSubTrieMany(prefix, kv[1:], nil)
 			return node, n + 1, err
diff --git a/pkg/core/native/management.go b/pkg/core/native/management.go
index 2a1bc77d5..01aeab5b5 100644
--- a/pkg/core/native/management.go
+++ b/pkg/core/native/management.go
@@ -539,7 +539,6 @@ func (m *Management) getNextContractID(d dao.DAO) (int32, error) {
 	si := d.GetStorageItem(m.ID, keyNextAvailableID)
 	if si == nil {
 		return 0, errors.New("nextAvailableID is not initialized")
-
 	}
 	id := bigint.FromBytes(si)
 	ret := int32(id.Int64())
diff --git a/pkg/core/native/name_service.go b/pkg/core/native/name_service.go
index 7e3893f90..4116d1fbc 100644
--- a/pkg/core/native/name_service.go
+++ b/pkg/core/native/name_service.go
@@ -626,7 +626,6 @@ func domainFromString(name string) (string, bool) {
 		return name, true
 	}
 	return name[i+1:], true
-
 }
 
 func toDomain(name string) string {
diff --git a/pkg/core/native/native_neo.go b/pkg/core/native/native_neo.go
index 0580680fa..1a6af1a16 100644
--- a/pkg/core/native/native_neo.go
+++ b/pkg/core/native/native_neo.go
@@ -337,7 +337,6 @@ func (n *NEO) PostPersist(ic *interop.Context) error {
 				}
 			}
 		}
-
 	}
 	if n.gasPerBlockChanged.Load().(bool) {
 		gr, err := n.getSortedGASRecordFromDAO(ic.DAO)
diff --git a/pkg/core/native/util.go b/pkg/core/native/util.go
index 73ac7f316..c882762cb 100644
--- a/pkg/core/native/util.go
+++ b/pkg/core/native/util.go
@@ -42,7 +42,6 @@ func getIntWithKey(id int32, dao dao.DAO, key []byte) int64 {
 	si := dao.GetStorageItem(id, key)
 	if si == nil {
 		panic(fmt.Errorf("item with id = %d and key = %s is not initialized", id, hex.EncodeToString(key)))
-
 	}
 	return bigint.FromBytes(si).Int64()
 }
diff --git a/pkg/core/native_designate_test.go b/pkg/core/native_designate_test.go
index 6f8bacb7f..0846a8a2c 100644
--- a/pkg/core/native_designate_test.go
+++ b/pkg/core/native_designate_test.go
@@ -116,7 +116,6 @@ func TestDesignate_DesignateAsRoleTx(t *testing.T) {
 		bc.setNodesByRole(t, true, noderoles.NeoFSAlphabet, pubs)
 		bc.getNodesByRole(t, true, noderoles.NeoFSAlphabet, bc.BlockHeight()+1, 1)
 	})
-
 }
 
 func TestDesignate_DesignateAsRole(t *testing.T) {
diff --git a/pkg/core/native_management_test.go b/pkg/core/native_management_test.go
index b0f441e68..355a57e37 100644
--- a/pkg/core/native_management_test.go
+++ b/pkg/core/native_management_test.go
@@ -577,7 +577,6 @@ func TestContractDestroy(t *testing.T) {
 		t.Run("check contract", func(t *testing.T) {
 			checkContractState(t, bc, cs1.Hash, nil)
 		})
-
 	})
 }
 
diff --git a/pkg/core/native_name_service_test.go b/pkg/core/native_name_service_test.go
index a428b48dc..8c394f86b 100644
--- a/pkg/core/native_name_service_test.go
+++ b/pkg/core/native_name_service_test.go
@@ -120,7 +120,6 @@ func TestExpiration(t *testing.T) {
 	aer, err = bc.GetAppExecResults(tx.Hash(), trigger.Application)
 	require.NoError(t, err)
 	checkResult(t, &aer[0], stackitem.Null{})
-
 }
 
 const secondsInYear = 365 * 24 * 3600
diff --git a/pkg/core/native_neo_test.go b/pkg/core/native_neo_test.go
index 19207137b..5050681da 100644
--- a/pkg/core/native_neo_test.go
+++ b/pkg/core/native_neo_test.go
@@ -226,7 +226,6 @@ func TestNEO_CalculateBonus(t *testing.T) {
 		res, err := neo.CalculateNEOHolderReward(ic.DAO, big.NewInt(100), 5, 15)
 		require.NoError(t, err)
 		require.EqualValues(t, (100*5*5/10)+(100*5*1/10), res.Int64())
-
 	})
 }
 
diff --git a/pkg/core/state/notification_event_test.go b/pkg/core/state/notification_event_test.go
index 99defd0d9..2429b7c81 100644
--- a/pkg/core/state/notification_event_test.go
+++ b/pkg/core/state/notification_event_test.go
@@ -116,7 +116,6 @@ func TestMarshalUnmarshalJSONNotificationEvent(t *testing.T) {
 			err := json.Unmarshal([]byte(errCase), new(NotificationEvent))
 			require.Error(t, err)
 		}
-
 	})
 }
 
diff --git a/pkg/core/state/oracle_test.go b/pkg/core/state/oracle_test.go
index 3c3a3abe2..dc0a9ed12 100644
--- a/pkg/core/state/oracle_test.go
+++ b/pkg/core/state/oracle_test.go
@@ -76,5 +76,4 @@ func TestOracleRequest_EncodeBinary(t *testing.T) {
 		t.Run("Method", runInvalid(5, stackitem.NewMap()))
 		t.Run("UserData", runInvalid(6, stackitem.NewMap()))
 	})
-
 }
diff --git a/pkg/crypto/keys/nep2_test.go b/pkg/crypto/keys/nep2_test.go
index 218ab050a..78de1f5c6 100644
--- a/pkg/crypto/keys/nep2_test.go
+++ b/pkg/crypto/keys/nep2_test.go
@@ -9,7 +9,6 @@ import (
 
 func TestNEP2Encrypt(t *testing.T) {
 	for _, testCase := range keytestcases.Arr {
-
 		privKey, err := NewPrivateKeyFromHex(testCase.PrivateKey)
 		if testCase.Invalid {
 			assert.Error(t, err)
diff --git a/pkg/crypto/keys/publickey.go b/pkg/crypto/keys/publickey.go
index 9ff009490..a3660d616 100644
--- a/pkg/crypto/keys/publickey.go
+++ b/pkg/crypto/keys/publickey.go
@@ -161,7 +161,6 @@ func (p *PublicKey) getBytes(compressed bool) []byte {
 		prefix = 0x04
 		yBytes := p.Y.Bytes()
 		copy(res[1+coordLen+coordLen-len(yBytes):], yBytes)
-
 	}
 	res[0] = prefix
 
diff --git a/pkg/encoding/fixedn/fixed8_test.go b/pkg/encoding/fixedn/fixed8_test.go
index 99ef0d74e..8498a5793 100644
--- a/pkg/encoding/fixedn/fixed8_test.go
+++ b/pkg/encoding/fixedn/fixed8_test.go
@@ -31,7 +31,6 @@ func TestFixed8Add(t *testing.T) {
 }
 
 func TestFixed8Sub(t *testing.T) {
-
 	a := Fixed8FromInt64(42)
 	b := Fixed8FromInt64(34)
 
diff --git a/pkg/io/binaryWriter.go b/pkg/io/binaryWriter.go
index 9785b0449..5ad499988 100644
--- a/pkg/io/binaryWriter.go
+++ b/pkg/io/binaryWriter.go
@@ -119,7 +119,6 @@ func (w *BinWriter) WriteVarUint(val uint64) {
 		w.WriteB(byte(0xfe))
 		w.WriteU32LE(uint32(val))
 		return
-
 	}
 
 	w.WriteB(byte(0xff))
diff --git a/pkg/network/payload/getblocks.go b/pkg/network/payload/getblocks.go
index 8a0bf0a56..e3434ebce 100644
--- a/pkg/network/payload/getblocks.go
+++ b/pkg/network/payload/getblocks.go
@@ -34,7 +34,6 @@ func (p *GetBlocks) DecodeBinary(br *io.BinReader) {
 	if p.Count < -1 || p.Count == 0 {
 		br.Err = errors.New("invalid count")
 	}
-
 }
 
 // EncodeBinary implements Serializable interface.
diff --git a/pkg/network/server.go b/pkg/network/server.go
index 2303b5be9..560829d5d 100644
--- a/pkg/network/server.go
+++ b/pkg/network/server.go
@@ -409,7 +409,6 @@ func (s *Server) run() {
 				// because we have two goroutines sending signals here
 				s.lock.Unlock()
 			}
-
 		}
 	}
 }
diff --git a/pkg/network/server_test.go b/pkg/network/server_test.go
index da1385430..d70618b54 100644
--- a/pkg/network/server_test.go
+++ b/pkg/network/server_test.go
@@ -178,7 +178,6 @@ func TestServerRegisterPeer(t *testing.T) {
 		}
 		return false
 	}, time.Second, time.Millisecond*50)
-
 }
 
 func TestGetBlocksByIndex(t *testing.T) {
diff --git a/pkg/rpc/client/wsclient.go b/pkg/rpc/client/wsclient.go
index 8a8e4824f..e0b9c7a52 100644
--- a/pkg/rpc/client/wsclient.go
+++ b/pkg/rpc/client/wsclient.go
@@ -209,7 +209,6 @@ func (c *WSClient) wsWriter() {
 			}
 		}
 	}
-
 }
 
 func (c *WSClient) makeWsRequest(r *request.Raw) (*response.Raw, error) {
diff --git a/pkg/rpc/response/errors.go b/pkg/rpc/response/errors.go
index 1e542dbd2..70201403b 100644
--- a/pkg/rpc/response/errors.go
+++ b/pkg/rpc/response/errors.go
@@ -44,7 +44,6 @@ func NewError(code int64, httpCode int, message string, data string, cause error
 		Message:  message,
 		Data:     data,
 	}
-
 }
 
 // NewParseError creates a new error with code
diff --git a/pkg/rpc/server/server.go b/pkg/rpc/server/server.go
index 085329474..5c06eb6b3 100644
--- a/pkg/rpc/server/server.go
+++ b/pkg/rpc/server/server.go
@@ -421,7 +421,6 @@ requestloop:
 			break requestloop
 		case resChan <- res:
 		}
-
 	}
 	s.subsLock.Lock()
 	delete(s.subscribers, subscr)
diff --git a/pkg/rpc/server/server_test.go b/pkg/rpc/server/server_test.go
index 804426b34..d1d6138f8 100644
--- a/pkg/rpc/server/server_test.go
+++ b/pkg/rpc/server/server_test.go
@@ -1261,7 +1261,6 @@ func testRPCProtocol(t *testing.T, doRPCCall func(string, string, *testing.T) []
 						tc.check(t, e, res)
 					}
 				}
-
 			})
 		}
 	})
diff --git a/pkg/rpc/server/subscription_test.go b/pkg/rpc/server/subscription_test.go
index 9fe6ceafc..e2ca27ce4 100644
--- a/pkg/rpc/server/subscription_test.go
+++ b/pkg/rpc/server/subscription_test.go
@@ -311,7 +311,6 @@ func TestFilteredBlockSubscriptions(t *testing.T) {
 		rmap := resp.Payload[0].(map[string]interface{})
 		primary := rmap["primary"].(float64)
 		require.Equal(t, 3, int(primary))
-
 	}
 	callUnsubscribe(t, c, respMsgs, blockSubID)
 	finishedFlag.CAS(false, true)
diff --git a/pkg/services/oracle/neofs/neofs_test.go b/pkg/services/oracle/neofs/neofs_test.go
index 6483875b9..82b25d4be 100644
--- a/pkg/services/oracle/neofs/neofs_test.go
+++ b/pkg/services/oracle/neofs/neofs_test.go
@@ -78,7 +78,6 @@ func TestParseNeoFSURL(t *testing.T) {
 				require.Equal(t, tc.params, ps)
 			}
 		})
-
 	}
 }
 
diff --git a/pkg/services/oracle/transaction.go b/pkg/services/oracle/transaction.go
index b76552f28..5902afe7c 100644
--- a/pkg/services/oracle/transaction.go
+++ b/pkg/services/oracle/transaction.go
@@ -79,7 +79,6 @@ func (t *incompleteTx) addResponse(pub *keys.PublicKey, sig []byte, isBackup boo
 		ok:  tx != nil,
 		sig: sig,
 	}
-
 }
 
 // finalize checks is either main or backup tx has sufficient number of signatures and returns
diff --git a/pkg/vm/vm_test.go b/pkg/vm/vm_test.go
index d6d9a4e8a..2b3e97477 100644
--- a/pkg/vm/vm_test.go
+++ b/pkg/vm/vm_test.go
@@ -753,7 +753,6 @@ func TestArithNullArg(t *testing.T) {
 			runWithArgs(t, prog, false, 0, stackitem.Null{})
 			runWithArgs(t, prog, nil, stackitem.NewInterop(nil), 1) // also has `.Value() == nil`
 		})
-
 	}
 }