diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0dfb974..b207aff 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,6 +31,7 @@ add_library(uno-game-lib
         src/network/NetworkClient.cpp
         src/client/UnoClient.cpp
         src/server/UnoServer.cpp
+        src/network/Session.cpp
 )
 target_link_libraries(uno-game-lib
         PUBLIC ftxui::screen