diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1b49606..1ffc955 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -50,7 +50,8 @@
 target_link_libraries (smbiosmdrv2app ${SDBUSPLUSPLUS_LIBRARIES})
 target_link_libraries (smbiosmdrv2app phosphor_logging)
 
-add_executable (cpuinfoapp src/cpuinfo_main.cpp src/speed_select.cpp)
+add_executable (cpuinfoapp src/cpuinfo_main.cpp src/speed_select.cpp
+                src/cpuinfo_utils.cpp)
 target_link_libraries (cpuinfoapp ${SYSTEMD_LIBRARIES})
 target_link_libraries (cpuinfoapp ${DBUSINTERFACE_LIBRARIES})
 target_link_libraries (cpuinfoapp ${SDBUSPLUSPLUS_LIBRARIES})