diff --git a/enc/depend b/enc/depend
new file mode 100644
index 0000000000..9a7cf1a1ff
--- /dev/null
+++ b/enc/depend
@@ -0,0 +1,3 @@
+all: $(ENCSOS)
+
+$(ENCOBJS): regenc.h oniguruma.h config.h defines.h