diff --git a/configure.ac b/configure.ac
index 30aaf35..955bedf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([FMPTools], [0.2.0], [https://github.com/evanmiller/fmptools/issues], [fmptools], [https://github.com/evanmiller/fmptools])
+AC_INIT([FMPTools],[0.2.1],[https://github.com/evanmiller/fmptools/issues],[fmptools],[https://github.com/evanmiller/fmptools])
 
 AM_INIT_AUTOMAKE([foreign subdir-objects])
 AM_SILENT_RULES([yes])
@@ -40,7 +40,8 @@ AM_CONDITIONAL([FUZZER_ENABLED], test "x$fuzzer" = "xyes")
 AC_ARG_VAR([LIB_FUZZING_ENGINE], [Location of prebuilt fuzzing engine library])
 AC_SUBST([LIB_FUZZING_ENGINE])
 
-AC_OUTPUT([Makefile])
+AC_CONFIG_FILES([Makefile])
+AC_OUTPUT
 
 AC_MSG_RESULT([
 Configuration: