1 files changed, 2 insertions, 0 deletions
diff --git a/test/Case.py b/test/Case.py
index 18fb60a..9b6bb94 100644
--- a/test/Case.py
+++ b/test/Case.py
@@ -40,6 +40,8 @@ Program('main', [
 """)
 
 test.write('main.c', """\
+#include <stdlib.h>
+
 void foo();
 void bar();
 int main() {