diff --git a/examples/chef/nrfconnect/CMakeLists.txt b/examples/chef/nrfconnect/CMakeLists.txt
index 90869f9d4ed2c9..78370f5cfab740 100644
--- a/examples/chef/nrfconnect/CMakeLists.txt
+++ b/examples/chef/nrfconnect/CMakeLists.txt
@@ -92,6 +92,8 @@ target_sources(app PRIVATE
     ${CHEF}/nrfconnect/main.cpp
     ${CHEF}/common/stubs.cpp
     ${CHEF}/common/chef-channel-manager.cpp
+    ${CHEF}/common/chef-air-quality.cpp
+    ${CHEF}/common/chef-concentration-measurement.cpp
 )
 
 message(STATUS ${CHEF}/devices/${SAMPLE_NAME}.zap)