diff --git a/glfw/wl_window.c b/glfw/wl_window.c
index 361ffde92..cf3afe613 100644
--- a/glfw/wl_window.c
+++ b/glfw/wl_window.c
@@ -2452,6 +2452,10 @@ static void handle_primary_selection_offer(void *data UNUSED, struct zwp_primary
 // Helper function to update drop state from callback results
 static void
 update_drop_state(_GLFWWaylandDataOffer *d, _GLFWwindow* window UNUSED, size_t mime_count) {
+    for (size_t i = mime_count; i < d->mimes_count; i++) {
+        if (d->mimes[i]) { free((void*)d->mimes[i]); d->mimes[i] = NULL; }
+    }
+    d->mimes_count = mime_count;
     bool accepted = mime_count > 0;
     bool acceptance_changed = (accepted != d->drag_accepted);
     // The first MIME in the sorted list is the preferred one for drop
diff --git a/kitty/glfw.c b/kitty/glfw.c
index ce5688fa7..8eeb6e865 100644
--- a/kitty/glfw.c
+++ b/kitty/glfw.c
@@ -693,7 +693,7 @@ read_drop_data(GLFWwindow *window, GLFWDropEvent *ev) {
         global_state.drop_dest.num_left--;
         if (!global_state.drop_dest.num_left) {
             WINDOW_CALLBACK(on_drop, "OOii", global_state.drop_dest.data, Py_False,
-                    global_state.callback_os_window->last_drag_event.x, global_state.callback_os_window->last_drag_event.y);
+                global_state.callback_os_window->last_drag_event.x, global_state.callback_os_window->last_drag_event.y);
             finish(true);
         }
     } else if (ret > 0) {