diff --git a/doc_src/bind.txt b/doc_src/bind.txt
index 9bf1c651d..3b1486420 100644
--- a/doc_src/bind.txt
+++ b/doc_src/bind.txt
@@ -28,7 +28,7 @@ When `COMMAND` is a shellscript command, it is a good practice to put the actual
 
 If such a script produces output, the script needs to finish by calling `commandline -f repaint` in order to tell fish that a repaint is in order.
 
-When multiple `COMMAND`s are provided, they are all run in the specified order when the key is pressed.
+When multiple `COMMAND`s are provided, they are all run in the specified order when the key is pressed. Note that special input functions cannot be combined with ordinary shell script commands. The commands must be entirely a sequence of special input functions (from `bind -f`) or all shell script commands (i.e., valid fish script).
 
 If no `SEQUENCE` is provided, all bindings (or just the bindings in the specified `MODE`) are printed. If `SEQUENCE` is provided without `COMMAND`, just the binding matching that sequence is printed.