diff --git a/core/dependencies.cmake b/core/dependencies.cmake
index 50d1aec347..112193855e 100644
--- a/core/dependencies.cmake
+++ b/core/dependencies.cmake
@@ -129,7 +129,7 @@ macro(link_protobuf target_name)
 endmacro()
 logtail_define(protobuf_BIN "Absolute path to protoc" "${DEPS_BINARY_ROOT}/protoc")
 set(PROTO_FILE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/protobuf/sls")
-set(PROTO_FILES ${PROTO_FILE_PATH}/sls_logs.proto ${PROTO_FILE_PATH}/logtail_buffer_meta.proto ${PROTO_FILE_PATH}/metric.proto ${PROTO_FILE_PATH}/checkpoint.proto)
+set(PROTO_FILES ${PROTO_FILE_PATH}/sls_logs.proto ${PROTO_FILE_PATH}/logtail_buffer_meta.proto ${PROTO_FILE_PATH}/metric.proto ${PROTO_FILE_PATH}/checkpoint.proto ${PROTO_FILE_PATH}/pipeline_event.proto)
 execute_process(COMMAND ${protobuf_BIN} --proto_path=${PROTO_FILE_PATH} --cpp_out=${PROTO_FILE_PATH} ${PROTO_FILES})
 
 # re2