diff --git a/find/Makefile.am b/find/Makefile.am
index e6a69f92..ced36fb8 100644
--- a/find/Makefile.am
+++ b/find/Makefile.am
@@ -1,3 +1,4 @@
+AUTOMAKE_OPTIONS = ../lib/ansi2knr
 localedir = $(datadir)/locale
 bin_PROGRAMS = find
 find_SOURCES = find.c fstype.c parser.c pred.c tree.c util.c version.c