diff --git a/autoload/scope/popup.vim b/autoload/scope/popup.vim
index 16cc605..1789822 100644
--- a/autoload/scope/popup.vim
+++ b/autoload/scope/popup.vim
@@ -127,6 +127,12 @@ export class FilterMenu
             [128, 80, 83],
             [128, 80, 69],
         ]
+        var ignore_input_utf8_always = [
+            # these sequences seem to be generated by desktops that switch-from
+            # or switch-to the workspace on which the vim instance is running
+            [128, 70, 66],
+            [128, 70, 65],
+         ]
         var ctrl_r_active = false
 
         this.idp = popup_create([$'{options.promptchar}  '],
@@ -229,6 +235,8 @@ export class FilterMenu
                         if ln == getcurpos(id)[1]
                             win_execute(id, "normal! G")
                         endif
+                    elseif ignore_input_utf8_always->index(str2list(key)) != -1 
+                        # do nothing at all with this input type
                     elseif ignore_input->index(key) == -1 &&
                             # ignoring double clicks, which are 6 char long: `<80><fc> <80><fd>.`
                             strchars(key) != 6 &&