diff --git a/WRO2025/WRO2025_functions/CMakeLists.txt b/WRO2025/WRO2025_functions/CMakeLists.txt
index 52afcde..92d040f 100644
--- a/WRO2025/WRO2025_functions/CMakeLists.txt
+++ b/WRO2025/WRO2025_functions/CMakeLists.txt
@@ -4,4 +4,5 @@ project(untitled C)
 set(CMAKE_C_STANDARD 11)
 
 add_executable(untitled main.c
-        position.h)
+        position.h
+        signal.h)