1 files changed, 2 insertions, 0 deletions
diff --git a/src/resources.h b/src/resources.h
index 0cf9777..8effb0c 100644
--- a/src/resources.h
+++ b/src/resources.h
@@ -1,6 +1,8 @@
 #ifndef RESOURCES_H
 #define RESOURCES_H
 
+#include <stdio.h>
+
 typedef struct {
     FILE *in_file;
     FILE *ref_file;