diff --git a/CMakeLists.txt b/CMakeLists.txt
index b9d2e2d..abc1506 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,6 +6,8 @@ add_definitions(-std=c11)
 
 add_library(tox SHARED
     src/tox-weechat.c
+    src/tox-weechat-tox.c
+    src/tox-weechat-utils.c
 )
 
 # remove lib prefix