diff --git a/src/ifs/wl_seat/event_handling.rs b/src/ifs/wl_seat/event_handling.rs
index 6eda45e5..8b46b083 100644
--- a/src/ifs/wl_seat/event_handling.rs
+++ b/src/ifs/wl_seat/event_handling.rs
@@ -1459,7 +1459,11 @@ impl WlSeatGlobal {
                     if p.seat.version >= AXIS_VALUE120_SINCE_VERSION {
                         p.send_axis_value120(axis, delta);
                     } else if p.seat.version >= AXIS_DISCRETE_SINCE_VERSION {
-                        p.send_axis_discrete(axis, delta / AXIS_120);
+                        let mut accumulator = p.v120_accumulator[i].get();
+                        accumulator += delta;
+                        p.send_axis_discrete(axis, accumulator / AXIS_120);
+                        accumulator %= AXIS_120;
+                        p.v120_accumulator[i].set(accumulator);
                     }
                 }
                 if let Some(delta) = event.px[i].get() {
diff --git a/src/ifs/wl_seat/wl_pointer.rs b/src/ifs/wl_seat/wl_pointer.rs
index bb6a3eb6..affb2ac0 100644
--- a/src/ifs/wl_seat/wl_pointer.rs
+++ b/src/ifs/wl_seat/wl_pointer.rs
@@ -74,6 +74,7 @@ pub struct WlPointer {
     pub seat: Rc<WlSeat>,
     pub tracker: Tracker<Self>,
     last_motion: Cell<(Fixed, Fixed)>,
+    pub v120_accumulator: [Cell<i32>; 2],
 }
 
 impl WlPointer {
@@ -83,6 +84,7 @@ impl WlPointer {
             seat: seat.clone(),
             tracker: Default::default(),
             last_motion: Default::default(),
+            v120_accumulator: Default::default(),
         }
     }