diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 3c5dfacf25..50bc006f26 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -194,6 +194,7 @@ gen_zam_target(${GEN_ZAM_SRC_DIR})
 option(USE_SQLITE "Should Zeek use SQLite?" ON)
 
 add_subdirectory(analyzer)
+add_subdirectory(cluster)
 add_subdirectory(packet_analysis)
 add_subdirectory(broker)
 add_subdirectory(telemetry)