diff --git a/sources/CMakeLists.txt b/sources/CMakeLists.txt
index 927a8f1107cd448fa1d7a39d087057f78dfa2f4b..654584921dd1bbfd7c6c949e781bc7dee92dafcd 100644
--- a/sources/CMakeLists.txt
+++ b/sources/CMakeLists.txt
@@ -18,6 +18,7 @@ add_executable(smcp1_proxy
         inc/tmcl.h
         inc/version.h
         src/main.c
+        src/constants.c
         src/misc.c
         src/executor.c
         src/functions.c