Correct grammar in printed string

diff --git a/src/language/expressions/parse.c b/src/language/expressions/parse.c
index ca510852b0b3bf1b697ae57f621a593767239fcb..530e272cbed15bb87921f3a38344b7d2f12569c4 100644 (file)
--- a/src/language/expressions/parse.c
+++ b/src/language/expressions/parse.c
@@ -1085,7 +1085,7 @@ validate_function_args (const struct operation *f, int arg_cnt, int min_valid)
       && array_arg_cnt % f->array_granularity != 0)
     {
       if (f->array_granularity == 2)
-        msg (SE, _("%s must have even number of arguments in list."),
+        msg (SE, _("%s must have an even number of arguments in list."),
              f->prototype);
       else
         msg (SE, _("%s must have multiple of %d arguments in list."),