diff --git a/configure.ac b/configure.ac
index 3133e56..bea0ea6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -179,7 +179,7 @@ then
 	AC_MSG_CHECKING([whether CC supports -pedantic])
 	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
 		[AC_MSG_RESULT([yes])]
-		[cstd="$cstd -Wpedantic"],
+		[cstd="$cstd -pedantic"],
 		[AC_MSG_RESULT([no])]
 	)
 fi