diff --git a/testing/mock/BUILD.bazel b/testing/mock/BUILD.bazel
index c9045a7a7747..ecf2a3df6f50 100644
--- a/testing/mock/BUILD.bazel
+++ b/testing/mock/BUILD.bazel
@@ -7,8 +7,6 @@ go_library(
     srcs = [
         "beacon_altair_validator_client_mock.go",
         "beacon_altair_validator_server_mock.go",
-        "beacon_chain_altair_client_mock.go",
-        "beacon_chain_altair_service_mock.go",
         "beacon_chain_service_mock.go",
         "beacon_service_mock.go",
         "beacon_validator_client_mock.go",
diff --git a/testing/mock/beacon_chain_altair_client_mock.go b/testing/mock/beacon_chain_altair_client_mock.go
deleted file mode 100644
index dcbedb077024..000000000000
--- a/testing/mock/beacon_chain_altair_client_mock.go
+++ /dev/null
@@ -1,32 +0,0 @@
-// Code generated by MockGen. DO NOT EDIT.
-// Source: github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1 (interfaces: BeaconChainAltairClient)
-
-// Package mock is a generated GoMock package.
-package mock
-
-import (
-	gomock "github.com/golang/mock/gomock"
-)
-
-// MockBeaconChainAltairClient is a mock of BeaconChainAltairClient interface
-type MockBeaconChainAltairClient struct {
-	ctrl     *gomock.Controller
-	recorder *MockBeaconChainAltairClientMockRecorder
-}
-
-// MockBeaconChainAltairClientMockRecorder is the mock recorder for MockBeaconChainAltairClient
-type MockBeaconChainAltairClientMockRecorder struct {
-	mock *MockBeaconChainAltairClient
-}
-
-// NewMockBeaconChainAltairClient creates a new mock instance
-func NewMockBeaconChainAltairClient(ctrl *gomock.Controller) *MockBeaconChainAltairClient {
-	mock := &MockBeaconChainAltairClient{ctrl: ctrl}
-	mock.recorder = &MockBeaconChainAltairClientMockRecorder{mock}
-	return mock
-}
-
-// EXPECT returns an object that allows the caller to indicate expected use
-func (m *MockBeaconChainAltairClient) EXPECT() *MockBeaconChainAltairClientMockRecorder {
-	return m.recorder
-}
diff --git a/testing/mock/beacon_chain_altair_service_mock.go b/testing/mock/beacon_chain_altair_service_mock.go
deleted file mode 100644
index 07c8219ac209..000000000000
--- a/testing/mock/beacon_chain_altair_service_mock.go
+++ /dev/null
@@ -1,32 +0,0 @@
-// Code generated by MockGen. DO NOT EDIT.
-// Source: github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1 (interfaces: BeaconChainAltairServer)
-
-// Package mock is a generated GoMock package.
-package mock
-
-import (
-	gomock "github.com/golang/mock/gomock"
-)
-
-// MockBeaconChainAltairServer is a mock of BeaconChainAltairServer interface
-type MockBeaconChainAltairServer struct {
-	ctrl     *gomock.Controller
-	recorder *MockBeaconChainAltairServerMockRecorder
-}
-
-// MockBeaconChainAltairServerMockRecorder is the mock recorder for MockBeaconChainAltairServer
-type MockBeaconChainAltairServerMockRecorder struct {
-	mock *MockBeaconChainAltairServer
-}
-
-// NewMockBeaconChainAltairServer creates a new mock instance
-func NewMockBeaconChainAltairServer(ctrl *gomock.Controller) *MockBeaconChainAltairServer {
-	mock := &MockBeaconChainAltairServer{ctrl: ctrl}
-	mock.recorder = &MockBeaconChainAltairServerMockRecorder{mock}
-	return mock
-}
-
-// EXPECT returns an object that allows the caller to indicate expected use
-func (m *MockBeaconChainAltairServer) EXPECT() *MockBeaconChainAltairServerMockRecorder {
-	return m.recorder
-}