diff --git a/userspace/falco/CMakeLists.txt b/userspace/falco/CMakeLists.txt
index 93f60427..7b018446 100644
--- a/userspace/falco/CMakeLists.txt
+++ b/userspace/falco/CMakeLists.txt
@@ -40,6 +40,7 @@ add_executable(falco
 	"${SYSDIG_DIR}/userspace/sysdig/fields_info.cpp"
 	webserver.cpp
 	grpc_context.cpp
+	grpc_server_impl.cpp
 	grpc_server.cpp
 	${CMAKE_CURRENT_BINARY_DIR}/falco_output.grpc.pb.cc
 	${CMAKE_CURRENT_BINARY_DIR}/falco_output.pb.cc)