diff --git a/Makefile.am b/Makefile.am
index c6ceaa46fc24c5b98b4fd6ab0382d3cfe9320949..984903fd283038fc2f9ad6444605ef9e60b0bf93 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -5,13 +5,16 @@ noinst_PROGRAMS = desdata
 libnettleincludedir = $(includedir)/nettle
 
 lib_LIBRARIES = libnettle.a
-libnettleinclude_HEADERS = aes.h arcfour.h des.h md5.h sha1.h
+libnettleinclude_HEADERS = aes.h arcfour.h blowfish.h cast128.h des.h \
+			   serpent.h twofish.h \
+			   md5.h md5-compat.h sha1.h
 
 libnettle_a_SOURCES = aes.c aes.h arcfour.c arcfour.h \
 		      cast128.c cast128.h cast128_sboxes.h \
 		      blowfish.h blowfish.c \
 		      des.c des.h desinfo.h desCode.h \
-		      md5.c md5.h sha1.c sha1.h \
+		      md5.c md5.h md5-compat.c md5-compat.h \
+		      sha1.c sha1.h \
 		      serpent.c serpent.h serpent_sboxes.h \
 		      twofish.c twofish.h