diff --git a/0001-on b/0001-on
index b83201a..82d68db 100644
--- a/0001-on
+++ b/0001-on
@@ -11,6 +11,7 @@ on = {
   --   on.focus
   --   on.mouse_press (see love.mousepressed)
   --   on.mouse_release (see love.mousereleased)
+  --   on.mouse_move (see love.mousemoved)
   --   on.mouse_wheel_move (see love.wheelmoved)
   --   on.keychord_press (see keychord.lua in this repo)
   --   on.text_input (see love.textinput)
diff --git a/0154-on.mouse_move b/0154-on.mouse_move
new file mode 100644
index 0000000..9054468
--- /dev/null
+++ b/0154-on.mouse_move
@@ -0,0 +1,8 @@
+on.mouse_move = function(x,y, dx,dy, istouch)
+	if car.mousemoved then
+		call_protected(car.mousemoved, x,y, dx,dy, istouch)
+	end
+	if car.mouse_move then
+		call_protected(car.mouse_move, x,y, dx,dy, istouch)
+	end
+end
\ No newline at end of file
diff --git a/main.lua b/main.lua
index 217490b..e136f62 100644
--- a/main.lua
+++ b/main.lua
@@ -193,6 +193,10 @@ function App.mousereleased(x,y, mouse_button)
   if on.mouse_release then on.mouse_release(x,y, mouse_button) end
 end
 
+function App.mousemoved(x,y, dx,dy, istouch)
+  if on.mouse_move then on.mouse_move(x,y, dx,dy, istouch) end
+end
+
 function App.wheelmoved(dx,dy)
   if Mode == 'error' then return end
   Cursor_time = 0  -- ensure cursor is visible immediately after it moves
diff --git a/reference.md b/reference.md
index 327c109..2fcaa00 100644
--- a/reference.md
+++ b/reference.md
@@ -76,6 +76,12 @@ two categories.
   button. Provides the same arguments as `on.mouse_press()` above.
   (Based on [LÖVE](https://love2d.org/wiki/love.mousereleased).)
 
+* `on.mouse_move(x,y, dx,dy, istouch)` -- called when you move the mouse.
+  Provides in `x` and `y` the point on the screen at which the click occurred
+  and in `dx` and `dy` the amount moved since the previous call of
+  `mouse_move`.
+  (Based on [LÖVE](https://love2d.org/wiki/love.mousemoved).)
+
 * `on.mouse_wheel_move(dx,dy)` -- called when you use the scroll wheel on a
   mouse that has it. Provides in `dx` and `dy` an indication of how fast the
   wheel is being scrolled. Positive values for `dx` indicate movement to the