diff --git a/wpilibc/src/main/native/cpp/ADXL345_I2C.cpp b/wpilibc/src/main/native/cpp/ADXL345_I2C.cpp
index a760daaff3..aff0802e32 100644
--- a/wpilibc/src/main/native/cpp/ADXL345_I2C.cpp
+++ b/wpilibc/src/main/native/cpp/ADXL345_I2C.cpp
@@ -1,5 +1,5 @@
 /*----------------------------------------------------------------------------*/
-/* Copyright (c) 2008-2019 FIRST. All Rights Reserved.                        */
+/* Copyright (c) 2008-2020 FIRST. All Rights Reserved.                        */
 /* Open Source Software - may be modified and shared by FRC teams. The code   */
 /* must be accompanied by the FIRST BSD license file in the root directory of */
 /* the project.                                                               */
@@ -21,7 +21,7 @@ ADXL345_I2C::ADXL345_I2C(I2C::Port port, Range range, int deviceAddress)
     m_simRange =
         m_simDevice.CreateEnum("Range", true, {"2G", "4G", "8G", "16G"}, 0);
     m_simX = m_simDevice.CreateDouble("X Accel", false, 0.0);
-    m_simX = m_simDevice.CreateDouble("Y Accel", false, 0.0);
+    m_simY = m_simDevice.CreateDouble("Y Accel", false, 0.0);
     m_simZ = m_simDevice.CreateDouble("Z Accel", false, 0.0);
   }
   // Turn on the measurements
diff --git a/wpilibc/src/main/native/cpp/ADXL345_SPI.cpp b/wpilibc/src/main/native/cpp/ADXL345_SPI.cpp
index 077a7ffb63..329b1485c3 100644
--- a/wpilibc/src/main/native/cpp/ADXL345_SPI.cpp
+++ b/wpilibc/src/main/native/cpp/ADXL345_SPI.cpp
@@ -1,5 +1,5 @@
 /*----------------------------------------------------------------------------*/
-/* Copyright (c) 2008-2019 FIRST. All Rights Reserved.                        */
+/* Copyright (c) 2008-2020 FIRST. All Rights Reserved.                        */
 /* Open Source Software - may be modified and shared by FRC teams. The code   */
 /* must be accompanied by the FIRST BSD license file in the root directory of */
 /* the project.                                                               */
@@ -20,7 +20,7 @@ ADXL345_SPI::ADXL345_SPI(SPI::Port port, ADXL345_SPI::Range range)
     m_simRange =
         m_simDevice.CreateEnum("Range", true, {"2G", "4G", "8G", "16G"}, 0);
     m_simX = m_simDevice.CreateDouble("X Accel", false, 0.0);
-    m_simX = m_simDevice.CreateDouble("Y Accel", false, 0.0);
+    m_simY = m_simDevice.CreateDouble("Y Accel", false, 0.0);
     m_simZ = m_simDevice.CreateDouble("Z Accel", false, 0.0);
   }
   m_spi.SetClockRate(500000);
diff --git a/wpilibc/src/main/native/cpp/ADXL362.cpp b/wpilibc/src/main/native/cpp/ADXL362.cpp
index 6ed8c8cc48..aff572f85c 100644
--- a/wpilibc/src/main/native/cpp/ADXL362.cpp
+++ b/wpilibc/src/main/native/cpp/ADXL362.cpp
@@ -1,5 +1,5 @@
 /*----------------------------------------------------------------------------*/
-/* Copyright (c) 2008-2019 FIRST. All Rights Reserved.                        */
+/* Copyright (c) 2008-2020 FIRST. All Rights Reserved.                        */
 /* Open Source Software - may be modified and shared by FRC teams. The code   */
 /* must be accompanied by the FIRST BSD license file in the root directory of */
 /* the project.                                                               */
@@ -40,7 +40,7 @@ ADXL362::ADXL362(SPI::Port port, Range range)
     m_simRange =
         m_simDevice.CreateEnum("Range", true, {"2G", "4G", "8G", "16G"}, 0);
     m_simX = m_simDevice.CreateDouble("X Accel", false, 0.0);
-    m_simX = m_simDevice.CreateDouble("Y Accel", false, 0.0);
+    m_simY = m_simDevice.CreateDouble("Y Accel", false, 0.0);
     m_simZ = m_simDevice.CreateDouble("Z Accel", false, 0.0);
   }
 
diff --git a/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL345_I2C.java b/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL345_I2C.java
index d901462296..c31782cbd8 100644
--- a/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL345_I2C.java
+++ b/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL345_I2C.java
@@ -1,5 +1,5 @@
 /*----------------------------------------------------------------------------*/
-/* Copyright (c) 2008-2019 FIRST. All Rights Reserved.                        */
+/* Copyright (c) 2008-2020 FIRST. All Rights Reserved.                        */
 /* Open Source Software - may be modified and shared by FRC teams. The code   */
 /* must be accompanied by the FIRST BSD license file in the root directory of */
 /* the project.                                                               */
@@ -98,7 +98,7 @@ public class ADXL345_I2C implements Accelerometer, Sendable, AutoCloseable {
     if (m_simDevice != null) {
       m_simRange = m_simDevice.createEnum("Range", true, new String[] {"2G", "4G", "8G", "16G"}, 0);
       m_simX = m_simDevice.createDouble("X Accel", false, 0.0);
-      m_simX = m_simDevice.createDouble("Y Accel", false, 0.0);
+      m_simY = m_simDevice.createDouble("Y Accel", false, 0.0);
       m_simZ = m_simDevice.createDouble("Z Accel", false, 0.0);
     }
 
diff --git a/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL345_SPI.java b/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL345_SPI.java
index 6aed40eed4..842ffd6422 100644
--- a/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL345_SPI.java
+++ b/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL345_SPI.java
@@ -1,5 +1,5 @@
 /*----------------------------------------------------------------------------*/
-/* Copyright (c) 2008-2019 FIRST. All Rights Reserved.                        */
+/* Copyright (c) 2008-2020 FIRST. All Rights Reserved.                        */
 /* Open Source Software - may be modified and shared by FRC teams. The code   */
 /* must be accompanied by the FIRST BSD license file in the root directory of */
 /* the project.                                                               */
@@ -89,7 +89,7 @@ public class ADXL345_SPI implements Accelerometer, Sendable, AutoCloseable {
     if (m_simDevice != null) {
       m_simRange = m_simDevice.createEnum("Range", true, new String[] {"2G", "4G", "8G", "16G"}, 0);
       m_simX = m_simDevice.createDouble("X Accel", false, 0.0);
-      m_simX = m_simDevice.createDouble("Y Accel", false, 0.0);
+      m_simY = m_simDevice.createDouble("Y Accel", false, 0.0);
       m_simZ = m_simDevice.createDouble("Z Accel", false, 0.0);
     }
     init(range);
diff --git a/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL362.java b/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL362.java
index 54583ea89d..340a776115 100644
--- a/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL362.java
+++ b/wpilibj/src/main/java/edu/wpi/first/wpilibj/ADXL362.java
@@ -1,5 +1,5 @@
 /*----------------------------------------------------------------------------*/
-/* Copyright (c) 2008-2019 FIRST. All Rights Reserved.                        */
+/* Copyright (c) 2008-2020 FIRST. All Rights Reserved.                        */
 /* Open Source Software - may be modified and shared by FRC teams. The code   */
 /* must be accompanied by the FIRST BSD license file in the root directory of */
 /* the project.                                                               */
@@ -97,7 +97,7 @@ public class ADXL362 implements Accelerometer, Sendable, AutoCloseable {
     if (m_simDevice != null) {
       m_simRange = m_simDevice.createEnum("Range", true, new String[] {"2G", "4G", "8G", "16G"}, 0);
       m_simX = m_simDevice.createDouble("X Accel", false, 0.0);
-      m_simX = m_simDevice.createDouble("Y Accel", false, 0.0);
+      m_simY = m_simDevice.createDouble("Y Accel", false, 0.0);
       m_simZ = m_simDevice.createDouble("Z Accel", false, 0.0);
     }