diff --git a/pkg/interceptors/request_id_test.go b/pkg/interceptors/request_id_test.go
index 7e10994..5c62ef2 100644
--- a/pkg/interceptors/request_id_test.go
+++ b/pkg/interceptors/request_id_test.go
@@ -18,6 +18,7 @@ var (
 )
 
 func TestRequestIDUnaryServerInterceptor(t *testing.T) {
+	const testString = "test"
 	testRequestID := newRequestID()
 
 	tests := []struct {
@@ -36,7 +37,7 @@ func TestRequestIDUnaryServerInterceptor(t *testing.T) {
 
 				assert.NotEmpty(t, requestID)
 
-				return "test", nil
+				return testString, nil
 			},
 		},
 		{
@@ -53,7 +54,7 @@ func TestRequestIDUnaryServerInterceptor(t *testing.T) {
 
 				assert.Equal(t, testRequestID, requestID)
 
-				return "test", nil
+				return testString, nil
 			},
 		},
 	}
@@ -62,7 +63,7 @@ func TestRequestIDUnaryServerInterceptor(t *testing.T) {
 		t.Run(tt.name, func(t *testing.T) {
 			ctx := tt.set()
 
-			_, err := RequestIDUnaryServerInterceptor()(ctx, "test", unaryInfo, tt.handler)
+			_, err := RequestIDUnaryServerInterceptor()(ctx, testString, unaryInfo, tt.handler)
 			assert.NoError(t, err)
 		})
 	}
diff --git a/pkg/interceptors/statsig_test.go b/pkg/interceptors/statsig_test.go
index f1c225b..6dd0e18 100644
--- a/pkg/interceptors/statsig_test.go
+++ b/pkg/interceptors/statsig_test.go
@@ -11,7 +11,7 @@ import (
 )
 
 func TestExperimentUnaryServerInterceptor(t *testing.T) {
-	testString := "test"
+	const testString = "test"
 
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		_, err := sdkstatsigcontext.ExtractExperiment(ctx)
@@ -24,7 +24,7 @@ func TestExperimentUnaryServerInterceptor(t *testing.T) {
 	assert.NoError(t, err)
 }
 func TestExperimentStreamServerInterceptor(t *testing.T) {
-	testString := "test"
+	const testString = "test"
 
 	testStream := &testServerStream{ctx: context.Background()}
 	handler := func(srv interface{}, stream grpc.ServerStream) error {
@@ -38,7 +38,7 @@ func TestExperimentStreamServerInterceptor(t *testing.T) {
 }
 
 func TestFeatureFlagUnaryServerInterceptor(t *testing.T) {
-	testString := "test"
+	const testString = "test"
 
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		_, err := sdkstatsigcontext.ExtractFeatureFlag(ctx)
@@ -52,7 +52,7 @@ func TestFeatureFlagUnaryServerInterceptor(t *testing.T) {
 }
 
 func TestFeatureFlagStreamServerInterceptor(t *testing.T) {
-	testString := "test"
+	const testString = "test"
 
 	testStream := &testServerStream{ctx: context.Background()}
 	handler := func(srv interface{}, stream grpc.ServerStream) error {