diff --git a/src/todoterm.cc b/src/todoterm.cc
index a979d1b..6aef728 100644
--- a/src/todoterm.cc
+++ b/src/todoterm.cc
@@ -7,6 +7,7 @@
 #include <stdexcept>
 #include <curses.h>
 #include <term.h>
+#include <stdlib.h>
 
 static char info[2048];
 static bool term_initialized;