diff --git a/Makefile b/Makefile
index 9a37fce..e5c5d7c 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ all: $(ALL)
 scan: blaze822.o scan.o rfc2047.o
 thread: blaze822.o thread.o
 hdr: blaze822.o hdr.o rfc2047.o
-show: blaze822.o show.o
+show: blaze822.o show.o rfc2045.o rfc2047.c
 list: list.o
 unmime: blaze822.o unmime.o rfc2045.o rfc2047.o
 mseq: mseq.o