diff --git a/tests/weston-test-client-helper.c b/tests/weston-test-client-helper.c
index a9214927..01c4b804 100644
--- a/tests/weston-test-client-helper.c
+++ b/tests/weston-test-client-helper.c
@@ -130,6 +130,7 @@ pointer_handle_enter(void *data, struct wl_pointer *wl_pointer,
 	else
 		pointer->focus = NULL;
 
+	pointer->serial = serial;
 	pointer->x = wl_fixed_to_int(x);
 	pointer->y = wl_fixed_to_int(y);
 
@@ -143,6 +144,7 @@ pointer_handle_leave(void *data, struct wl_pointer *wl_pointer,
 {
 	struct pointer *pointer = data;
 
+	pointer->serial = serial;
 	pointer->focus = NULL;
 
 	testlog("test-client: got pointer leave, surface %p\n",
@@ -172,6 +174,7 @@ pointer_handle_button(void *data, struct wl_pointer *wl_pointer,
 {
 	struct pointer *pointer = data;
 
+	pointer->serial = serial;
 	pointer->button = button;
 	pointer->state = state;
 	pointer->button_time_msec = time_msec;
diff --git a/tests/weston-test-client-helper.h b/tests/weston-test-client-helper.h
index 250f256c..8e1505d4 100644
--- a/tests/weston-test-client-helper.h
+++ b/tests/weston-test-client-helper.h
@@ -99,6 +99,7 @@ struct input {
 struct pointer {
 	struct wl_pointer *wl_pointer;
 	struct surface *focus;
+	uint32_t serial;
 	int x;
 	int y;
 	uint32_t button;