diff --git a/cpp/server/brad_server_simple.cc b/cpp/server/brad_server_simple.cc
index 867b3a9a..19321e76 100644
--- a/cpp/server/brad_server_simple.cc
+++ b/cpp/server/brad_server_simple.cc
@@ -5,7 +5,6 @@
 #include <sstream>
 #include <unordered_map>
 #include <utility>
-#include <csignal>
 
 #include <arrow/array/builder_binary.h>
 #include "brad_sql_info.h"