diff --git a/backend/internal/service/gateway_multiplatform_test.go b/backend/internal/service/gateway_multiplatform_test.go
index 2b5803c784..d43ac6fbbc 100644
--- a/backend/internal/service/gateway_multiplatform_test.go
+++ b/backend/internal/service/gateway_multiplatform_test.go
@@ -250,6 +250,9 @@ func (m *mockGatewayCacheForPlatform) GetAccountAffinityClientsBatch(_ context.C
 func (m *mockGatewayCacheForPlatform) GetAccountAffinityClientsWithScores(_ context.Context, _ int64, _ []int64, _ time.Duration) ([]AffinityClient, error) {
 	return nil, nil
 }
+func (m *mockGatewayCacheForPlatform) ClearAccountAffinity(_ context.Context, _ int64, _ []int64) error {
+	return nil
+}
 
 type mockGroupRepoForGateway struct {
 	groups           map[int64]*Group
diff --git a/backend/internal/service/gemini_multiplatform_test.go b/backend/internal/service/gemini_multiplatform_test.go
index f53bf5c17c..7299261429 100644
--- a/backend/internal/service/gemini_multiplatform_test.go
+++ b/backend/internal/service/gemini_multiplatform_test.go
@@ -303,6 +303,9 @@ func (m *mockGatewayCacheForGemini) GetAccountAffinityClientsBatch(_ context.Con
 func (m *mockGatewayCacheForGemini) GetAccountAffinityClientsWithScores(_ context.Context, _ int64, _ []int64, _ time.Duration) ([]AffinityClient, error) {
 	return nil, nil
 }
+func (m *mockGatewayCacheForGemini) ClearAccountAffinity(_ context.Context, _ int64, _ []int64) error {
+	return nil
+}
 
 // TestGeminiMessagesCompatService_SelectAccountForModelWithExclusions_GeminiPlatform 测试 Gemini 单平台选择
 func TestGeminiMessagesCompatService_SelectAccountForModelWithExclusions_GeminiPlatform(t *testing.T) {
diff --git a/backend/internal/service/openai_ws_state_store_test.go b/backend/internal/service/openai_ws_state_store_test.go
index d7e5d69145..40cce0dd47 100644
--- a/backend/internal/service/openai_ws_state_store_test.go
+++ b/backend/internal/service/openai_ws_state_store_test.go
@@ -208,6 +208,9 @@ func (c *openAIWSStateStoreTimeoutProbeCache) GetAccountAffinityClientsBatch(_ c
 func (c *openAIWSStateStoreTimeoutProbeCache) GetAccountAffinityClientsWithScores(_ context.Context, _ int64, _ []int64, _ time.Duration) ([]AffinityClient, error) {
 	return nil, nil
 }
+func (c *openAIWSStateStoreTimeoutProbeCache) ClearAccountAffinity(_ context.Context, _ int64, _ []int64) error {
+	return nil
+}
 
 func TestOpenAIWSStateStore_RedisOpsUseShortTimeout(t *testing.T) {
 	probe := &openAIWSStateStoreTimeoutProbeCache{}