diff --git a/corfu-mouse.el b/corfu-mouse.el
index 5029073..d2e21ab 100644
--- a/corfu-mouse.el
+++ b/corfu-mouse.el
@@ -66,6 +66,8 @@
                     (corfu-complete)))
     (define-key map [mouse-1] mouse-1)
     (define-key map [mouse-3] mouse-3)
+    (define-key map [down-mouse-1] #'ignore)
+    (define-key map [down-mouse-3] #'ignore)
     map))
 
 (defun corfu-mouse--format-candidates (fcands)
@@ -122,7 +124,7 @@ FCANDS is the return value of `corfu--format-candidates'."
                                  triple-mouse-4 triple-mouse-5))
         (continue-commands '("corfu-mouse--on-mouse-1"
                              "corfu-mouse--on-mouse-3"
-                             mwheel-scroll mouse-drag-region)))
+                             mwheel-scroll)))
     (cond
      (corfu-mouse-mode
       (advice-add #'corfu--format-candidates :filter-return