1 files changed, 2 insertions, 0 deletions

diff --git a/src/gestures.c b/src/gestures.c
index 277e864..432f3af 100644
--- a/src/gestures.c
+++ b/src/gestures.c
@@ -106,6 +106,8 @@ static void extract_movement(struct Gestures *gs, struct MTouch* mt)
                         mt->mem.move_time += FINGER_ATTACK_MS;
                 else
                         mt->mem.move_time += FINGER_DECAY_MS;
+                memset(mt->mem.dx, 0, sizeof(mt->mem.dx));
+                memset(mt->mem.dy, 0, sizeof(mt->mem.dy));
         } else {
                 for (i = 0; i < mt->state.nfinger; i++) {
                         if (!GETBIT(mt->mem.pointing, i))