diff --git a/src/main.cpp b/src/main.cpp
index 5242e2c..90afd55 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3,6 +3,7 @@
 #include <fstream>
 #include <sstream>
 #include <blt/std/loader.h>
+#include <signal.h>
 
 #include <bf_mips_codegen.h>
 #include <bf_interpreter.h>