diff --git a/Makefile.am b/Makefile.am
index 70387ef565..54ca41b3b8 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -100,6 +100,7 @@ MODULES =					\
   gnu/packages/irssi.scm 			\
   gnu/packages/ld-wrapper.scm			\
   gnu/packages/less.scm				\
+  gnu/packages/lesstif.scm			\
   gnu/packages/libapr.scm 			\
   gnu/packages/libdaemon.scm			\
   gnu/packages/libevent.scm			\