diff --git a/m4macros/ac_agi.m4 b/m4macros/ac_agi.m4
index cc4068fe2..8c9b236a3 100644
--- a/m4macros/ac_agi.m4
+++ b/m4macros/ac_agi.m4
@@ -4,7 +4,7 @@ AC_DEFUN([AC_AGI_COMPILE],[
   CPPFLAGS="$3"
   LDFLAGS="$4"
       AC_CACHE_CHECK(
-        [wether $1 works], [agi_with_$2],
+        [whether $1 works], [agi_with_$2],
         [AC_RUN_IFELSE([$5],
         [eval agi_with_$2="yes"],
         [eval agi_with_$2="no"])