diff --git a/pkg/browser/browser_test.go b/pkg/browser/browser_test.go
index fbab040..86a3234 100644
--- a/pkg/browser/browser_test.go
+++ b/pkg/browser/browser_test.go
@@ -228,7 +228,7 @@ func TestRecorder(t *testing.T) {
 
 	// Verificar que contiene JSON
 	contentStr := string(content)
-	if !contains(contentStr, "TestAction") {
+	if !containsStr(contentStr, "TestAction") {
 		t.Error("Recording doesn't contain action name")
 	}
 }
@@ -277,11 +277,11 @@ func TestProfilePersistence(t *testing.T) {
 }
 
 // Helper function
-func contains(s, substr string) bool {
-	return len(s) >= len(substr) && (s == substr || len(s) > len(substr) && containsHelper(s, substr))
+func containsStr(s, substr string) bool {
+	return len(s) >= len(substr) && (s == substr || len(s) > len(substr) && containsStrHelper(s, substr))
 }
 
-func containsHelper(s, substr string) bool {
+func containsStrHelper(s, substr string) bool {
 	for i := 0; i <= len(s)-len(substr); i++ {
 		if s[i:i+len(substr)] == substr {
 			return true