diff --git a/Makefile.am b/Makefile.am
index 4dbede3..5551fbe 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -7,6 +7,7 @@ SOURCES =			\
   knots/promise.scm		\
   knots/queue.scm		\
   knots/resource-pool.scm	\
+  knots/sort.scm		\
   knots/thread-pool.scm	\
   knots/timeout.scm		\
   knots/web-server.scm
@@ -18,6 +19,7 @@ SCM_TESTS =			\
   tests/promise.scm		\
   tests/queue.scm		\
   tests/resource-pool.scm	\
+  tests/sort.scm		\
   tests/thread-pool.scm	\
   tests/timeout.scm		\
   tests/web-server.scm