diff --git a/data/core/doc/init.lua b/data/core/doc/init.lua
index 1baf7182..d05d9d45 100644
--- a/data/core/doc/init.lua
+++ b/data/core/doc/init.lua
@@ -178,6 +178,7 @@ function Doc:merge_cursors(idx)
       end
     end
   end
+  if #self.selections <= 4 then self.cursor_clipboard = {} end
 end
 
 local function selection_iterator(invariant, idx)