diff --git a/app/src/main/java/xtr/keymapper/InputEventCodes.java b/app/src/main/java/xtr/keymapper/InputEventCodes.java
index 2e5af79a..33660a64 100644
--- a/app/src/main/java/xtr/keymapper/InputEventCodes.java
+++ b/app/src/main/java/xtr/keymapper/InputEventCodes.java
@@ -6,6 +6,7 @@ public class InputEventCodes {
     public static final int REL_WHEEL = 8;
     public static final int BTN_MOUSE = 272;
     public static final int BTN_RIGHT = 273;
+    public static final int BTN_MIDDLE = 274;
     public static final int BTN_SIDE = 275;
     public static final int BTN_EXTRA = 276;
     public static final String[] ARROW_KEYS = {"KEY_UP", "KEY_DOWN", "KEY_LEFT", "KEY_RIGHT"};
diff --git a/app/src/main/java/xtr/keymapper/mouse/MouseAimHandler.java b/app/src/main/java/xtr/keymapper/mouse/MouseAimHandler.java
index 53752341..382073f2 100644
--- a/app/src/main/java/xtr/keymapper/mouse/MouseAimHandler.java
+++ b/app/src/main/java/xtr/keymapper/mouse/MouseAimHandler.java
@@ -1,6 +1,7 @@
 package xtr.keymapper.mouse;
 
 import static xtr.keymapper.InputEventCodes.BTN_EXTRA;
+import static xtr.keymapper.InputEventCodes.BTN_MIDDLE;
 import static xtr.keymapper.InputEventCodes.BTN_MOUSE;
 import static xtr.keymapper.InputEventCodes.BTN_RIGHT;
 import static xtr.keymapper.InputEventCodes.BTN_SIDE;
@@ -86,6 +87,7 @@ public void handleEvent(int code, int value, OnButtonClickListener listener) {
                 break;
 
             case BTN_SIDE:
+            case BTN_MIDDLE:
             case BTN_EXTRA:
             case BTN_RIGHT:
                 listener.onButtonClick(code, value);
diff --git a/app/src/main/java/xtr/keymapper/touchpointer/MouseEventHandler.java b/app/src/main/java/xtr/keymapper/touchpointer/MouseEventHandler.java
index 6f61c655..51c469be 100644
--- a/app/src/main/java/xtr/keymapper/touchpointer/MouseEventHandler.java
+++ b/app/src/main/java/xtr/keymapper/touchpointer/MouseEventHandler.java
@@ -1,6 +1,7 @@
 package xtr.keymapper.touchpointer;
 
 import static xtr.keymapper.InputEventCodes.BTN_EXTRA;
+import static xtr.keymapper.InputEventCodes.BTN_MIDDLE;
 import static xtr.keymapper.InputEventCodes.BTN_MOUSE;
 import static xtr.keymapper.InputEventCodes.BTN_RIGHT;
 import static xtr.keymapper.InputEventCodes.BTN_SIDE;
@@ -137,6 +138,7 @@ private void handleMouseEvent(int code, int value) {
 
             case BTN_EXTRA:
             case BTN_SIDE:
+            case BTN_MIDDLE:
                 if (value == 1) triggerMouseAim();
 
             case REL_WHEEL: