diff --git a/MAC/APL/MainCU/CMakeLists.txt b/MAC/APL/MainCU/CMakeLists.txt
index 772dc46fbda9608ed28b552f5863e09857fe02b7..c891de1bf78ab9ec15949d2adf47743cfead5077 100644
--- a/MAC/APL/MainCU/CMakeLists.txt
+++ b/MAC/APL/MainCU/CMakeLists.txt
@@ -4,7 +4,7 @@
 lofar_package(MainCU 1.0 DEPENDS Common MessageBus OTDB MACIO GCFTM GCFPVSS GCFRTDB APLCommon RTDBCommon ApplCommon CR_Protocol)
 
 include(LofarFindPackage)
-lofar_find_package(Boost REQUIRED COMPONENTS date_time)
+lofar_find_package(Boost REQUIRED COMPONENTS date_time beast)
 
 add_definitions(-DBOOST_DISABLE_THREADS)