diff --git a/src/libply-splash-core/ply-input-device.c b/src/libply-splash-core/ply-input-device.c
index 2e8a5a90..643ac34a 100644
--- a/src/libply-splash-core/ply-input-device.c
+++ b/src/libply-splash-core/ply-input-device.c
@@ -240,6 +240,8 @@ on_input (ply_input_device_t *input_device)
                         key_state = PLY_KEY_HELD;
                         xkb_key_direction = XKB_KEY_UP;
                         break;
+                default:
+                        continue;
                 }
 
                 /* According to