diff --git a/cube/cube-server/src/main.cpp b/cube/cube-server/src/main.cpp
index bacfb1ea92032815522c3c2dc6ec1eeaa3f90dfc..9ece4391a600b6c48da030bfdde4f9773c8ee4b0 100644
--- a/cube/cube-server/src/main.cpp
+++ b/cube/cube-server/src/main.cpp
@@ -12,6 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include <signal.h>
 #include <sys/stat.h>
 
 #include <brpc/server.h>