diff --git a/src/frontend/com_option.c b/src/frontend/com_option.c
index 267520e7e..bd347e295 100644
--- a/src/frontend/com_option.c
+++ b/src/frontend/com_option.c
@@ -10,7 +10,7 @@
 
 /* The option command. Syntax is option [opt ...] [opt = val ...].
  * Val may be a string, an int, a float, or a list of the
- * form (elt1 elt2 ...).  */
+ * form ( elt1 elt2 ... ).  */
 void
 com_option(wordlist *wl)
 {