1 files changed, 1 insertions, 1 deletions
diff --git a/daemon/gpio_driver_mock.h b/daemon/gpio_driver_mock.h
index d8e279c..f52b0f1 100644
--- a/daemon/gpio_driver_mock.h
+++ b/daemon/gpio_driver_mock.h
@@ -28,7 +28,7 @@ namespace android {
 
 class GpioDriverMock : public GpioDriverInterface {
  public:
-  GpioDriverMock(void* arg) : is_input(true) {}
+  explicit GpioDriverMock(void* arg) : is_input(true) {}
   ~GpioDriverMock() {}
 
   static std::string Compat() { return "GPIOSYSFS"; }