diff --git a/src/main.cxx b/src/main.cxx
index 074e550..47d234d 100644
--- a/src/main.cxx
+++ b/src/main.cxx
@@ -1,3 +1,7 @@
+#include <csignal>
+#include <cstdlib>
+
+
 #include "Parser.h"
 #include "Parser.h"
 #include <cstdio>
@@ -9,6 +13,10 @@
 #include "log/log.h"
 #include "config/config.h"
 
+void handle_ctrlC(int signal){
+    exit(0);
+}
+
 /* 0 is data path.
     1 is dataRef path.
     2 is output path.
@@ -17,6 +25,9 @@
 
 int main(int argc, char *argv[])
 {
+    signal(SIGINT, handle_ctrlC);
+    
+
     int argNum = 5; 
     std::vector<std::string> args(argNum);
     args[0] = "/home/sun/20230418T145123/";