diff --git a/Makefile.am b/Makefile.am
index b4fcf84..dd7fe68 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,13 +1,16 @@
+libtelnet_includedir = $(includedir)
+libtelnet_include_HEADERS = libtelnet.h
+
 lib_LTLIBRARIES = libtelnet.la
 libtelnet_la_SOURCES = libtelnet.c libtelnet.h
 
 bin_PROGRAMS = telnet-client telnet-chatd telnet-proxy
 
-telnet_client_SOURCES = telnet-client.c telnet-client.h
+telnet_client_SOURCES = telnet-client.c libtelnet.h
 telnet_client_LDADD = libtelnet.la
 
-telnet_chatd_SOURCES = telnet-chatd.c telnet-chatd.h
+telnet_chatd_SOURCES = telnet-chatd.c libtelnet.h
 telnet_chatd_LDADD = libtelnet.la
 
-telnet_proxy_SOURCES = telnet-proxy.c telnet-proxy.h
+telnet_proxy_SOURCES = telnet-proxy.c libtelnet.h
 telnet_proxy_LDADD = libtelnet.la