1 files changed, 1 insertions, 1 deletions

diff --git a/src/eval.c b/src/eval.c
index 9db0b8f0169..1e2065fa149 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -873,7 +873,7 @@ DEFUN ("macroexpand", Fmacroexpand, Smacroexpand, 1, 2, 0,
 If FORM is not a macro call, it is returned unchanged.\n\
 Otherwise, the macro is expanded and the expansion is considered\n\
 in place of FORM.  When a non-macro-call results, it is returned.\n\n\
-The second optional arg ENVIRONMENT species an environment of macro\n\
+The second optional arg ENVIRONMENT specifies an environment of macro\n\
 definitions to shadow the loaded ones for use in file byte-compilation.")
   (form, environment)
      Lisp_Object form;