diff --git a/y2019/joystick_angle_test.cc b/y2019/joystick_angle_test.cc
index c352359..dc29004 100644
--- a/y2019/joystick_angle_test.cc
+++ b/y2019/joystick_angle_test.cc
@@ -7,12 +7,12 @@
 using y2019::input::joysticks::GetJoystickPosition;
 
 TEST(JoystickAngleTest, JoystickAngleTest) {
-  EXPECT_EQ(JoystickAngle::kUpperRight, GetJoystickPosition(0.75, -0.75));
+  EXPECT_EQ(JoystickAngle::kUpperRight, GetJoystickPosition(0.75, 0.75));
   EXPECT_EQ(JoystickAngle::kMiddleRight, GetJoystickPosition(0.75, 0));
-  EXPECT_EQ(JoystickAngle::kLowerRight, GetJoystickPosition(0.75, 0.75));
-  EXPECT_EQ(JoystickAngle::kUpperLeft, GetJoystickPosition(-0.75, -0.75));
+  EXPECT_EQ(JoystickAngle::kLowerRight, GetJoystickPosition(0.75, -0.75));
+  EXPECT_EQ(JoystickAngle::kUpperLeft, GetJoystickPosition(-0.75, 0.75));
   EXPECT_EQ(JoystickAngle::kMiddleLeft, GetJoystickPosition(-0.75, 0));
-  EXPECT_EQ(JoystickAngle::kLowerLeft, GetJoystickPosition(-0.75, 0.75));
+  EXPECT_EQ(JoystickAngle::kLowerLeft, GetJoystickPosition(-0.75, -0.75));
 
   EXPECT_EQ(JoystickAngle::kDefault, GetJoystickPosition(0, 0));
 }