diff --git a/evolution.spec b/evolution.spec
index 7272ca5..be17d14 100644
--- a/evolution.spec
+++ b/evolution.spec
@@ -394,7 +394,7 @@ CFLAGS="$CFLAGS \
 
 # Rerun the GNU Autotools since we patched some of the input files.
 # Disable portability checking to keep automake 1.10 quiet.
-ACLOCAL="aclocal -I ." autoreconf --warnings=no-portability
+autoreconf --include=. --warnings=no-portability
 
 %configure \
   --disable-scrollkeeper \