diff --git a/aosp/boot_control_android.cc b/aosp/boot_control_android.cc
index c1ac0d4..88a9c17 100644
--- a/aosp/boot_control_android.cc
+++ b/aosp/boot_control_android.cc
@@ -20,6 +20,7 @@
 #include <utility>
 #include <vector>
 
+#include <android/hardware/boot/1.2/IBootControl.h>
 #include <base/bind.h>
 #include <base/logging.h>
 #include <bootloader_message/bootloader_message.h>
@@ -177,6 +178,18 @@
   return ret == BoolResult::TRUE;
 }
 
+Slot BootControlAndroid::GetActiveBootSlot() {
+  namespace V1_2 = android::hardware::boot::V1_2;
+  using android::sp;
+  sp<V1_2::IBootControl> v1_2_module = V1_2::IBootControl::castFrom(module_);
+  if (v1_2_module != nullptr) {
+    return v1_2_module->getActiveBootSlot();
+  }
+  LOG(WARNING) << "BootControl module version is lower than 1.2, "
+               << __FUNCTION__ << " failed";
+  return kInvalidSlot;
+}
+
 DynamicPartitionControlInterface*
 BootControlAndroid::GetDynamicPartitionControl() {
   return dynamic_control_.get();
diff --git a/aosp/boot_control_android.h b/aosp/boot_control_android.h
index 926023a..a65aa2e 100644
--- a/aosp/boot_control_android.h
+++ b/aosp/boot_control_android.h
@@ -62,6 +62,7 @@
   bool SetActiveBootSlot(BootControlInterface::Slot slot) override;
   bool MarkBootSuccessfulAsync(base::Callback<void(bool)> callback) override;
   bool IsSlotMarkedSuccessful(BootControlInterface::Slot slot) const override;
+  Slot GetActiveBootSlot() override;
   DynamicPartitionControlInterface* GetDynamicPartitionControl() override;
 
  private: