diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4276cf6..d0c6ce5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -42,7 +42,8 @@
 
 set (IPMB_SRC_FILES src/Utils.cpp src/Thresholds.cpp)
 
-set (PSU_SRC_FILES src/Utils.cpp src/PSUSensor.cpp src/Thresholds.cpp)
+set (PSU_SRC_FILES src/Utils.cpp src/PSUSensor.cpp src/Thresholds.cpp
+     src/PwmSensor.cpp)
 
 set (EXTERNAL_PACKAGES Boost sdbusplus-project nlohmann-json)
 set (SENSOR_LINK_LIBS -lsystemd stdc++fs sdbusplus)