diff --git a/reco/steer/CMakeLists.txt b/reco/steer/CMakeLists.txt
index 00d781616cc948d8066081603abcc1a30f9e74ed..70e7cca988c14cfd5322735c6e27be48bff928f0 100644
--- a/reco/steer/CMakeLists.txt
+++ b/reco/steer/CMakeLists.txt
@@ -43,6 +43,7 @@ ${CBMROOT_SOURCE_DIR}/core/data/rich
 ${CBMROOT_SOURCE_DIR}/core/data/sts
 ${CBMROOT_SOURCE_DIR}/core/data/tof
 ${CBMROOT_SOURCE_DIR}/core/data/trd
+${CBMROOT_SOURCE_DIR}/core/data/much
 ${CBMROOT_SOURCE_DIR}/core/data/global
 
 ${CBMROOT_SOURCE_DIR}/core/detectors/psd