diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index 5b07cf6..ab11dff 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -114,6 +114,7 @@
 # define ex_cc			ex_ni
 # define ex_cnext		ex_ni
 # define ex_cfile		ex_ni
+# define ex_cexpr		ex_ni
 # define qf_list		ex_ni
 # define qf_age			ex_ni
 # define ex_helpgrep		ex_ni