1 files changed, 5 insertions, 1 deletions

diff --git a/lisp/calc/calc-map.el b/lisp/calc/calc-map.el
index 63e45538c32..c9c71b3ebf1 100644
--- a/lisp/calc/calc-map.el
+++ b/lisp/calc/calc-map.el
@@ -498,6 +498,9 @@
 
 
 ;;; Return a list of the form (nargs func name)
+(defvar calc-get-operator-history nil
+  "History for calc-get-operator.")
+
 (defun calc-get-operator (msg &optional nargs)
   (setq calc-aborted-prefix nil)
   (let ((inv nil) (hyp nil) (prefix nil) (forcenargs nil)
@@ -583,7 +586,8 @@
                             (let* ((calc-dollar-values calc-arg-values)
                                    (calc-dollar-used 0)
                                    (calc-hashes-used 0)
-                                   (func (calc-do-alg-entry "" "Function: ")))
+                                   (func (calc-do-alg-entry "" "Function: " nil
+                                                      'calc-get-operator-history)))
                               (setq record-entry t)
                               (or (= (length func) 1)
                                   (error "Bad format"))