diff --git a/library/CMakeLists.txt b/library/CMakeLists.txt
index 704a4b0..28bbedc 100644
--- a/library/CMakeLists.txt
+++ b/library/CMakeLists.txt
@@ -17,6 +17,7 @@
      des.c
      dhm.c
      ecp.c
+     ecdh.c
      entropy.c
      entropy_poll.c
      error.c