diff --git a/cocos2dx/platform/android/nativeactivity.cpp b/cocos2dx/platform/android/nativeactivity.cpp
index 63846f0ac3..473cf445e3 100644
--- a/cocos2dx/platform/android/nativeactivity.cpp
+++ b/cocos2dx/platform/android/nativeactivity.cpp
@@ -598,7 +598,7 @@ void android_main(struct android_app* state) {
                             // ACONFIGURATION_ORIENTATION_PORT
                             // ACONFIGURATION_ORIENTATION_SQUARE
                             cocos2d::Acceleration acc;
-                            acc.x = event.acceleration.x/10;
+                            acc.x = -event.acceleration.x/10;
                             acc.y = -event.acceleration.y/10;
                             acc.z = event.acceleration.z/10;
                             acc.timestamp = 0;
@@ -609,7 +609,7 @@ void android_main(struct android_app* state) {
                             // ACONFIGURATION_ORIENTATION_LAND
                             // swap x and y parameters
                             cocos2d::Acceleration acc;
-                            acc.x = -event.acceleration.y/10;
+                            acc.x = event.acceleration.y/10;
                             acc.y = -event.acceleration.x/10;
                             acc.z = event.acceleration.z/10;
                             acc.timestamp = 0;
diff --git a/samples/Cpp/TestCpp/Classes/AccelerometerTest/AccelerometerTest.cpp b/samples/Cpp/TestCpp/Classes/AccelerometerTest/AccelerometerTest.cpp
index 7fa2e58162..4f06570737 100644
--- a/samples/Cpp/TestCpp/Classes/AccelerometerTest/AccelerometerTest.cpp
+++ b/samples/Cpp/TestCpp/Classes/AccelerometerTest/AccelerometerTest.cpp
@@ -69,7 +69,7 @@ void AccelerometerTest::onAcceleration(Acceleration* acc, Event* event)
     auto ptNow  = _ball->getPosition();
     auto ptTemp = pDir->convertToUI(ptNow);
 
-    ptTemp.x -= acc->x * 9.81f;
+    ptTemp.x += acc->x * 9.81f;
     ptTemp.y -= acc->y * 9.81f;
 
     auto ptNext = pDir->convertToGL(ptTemp);