1 files changed, 4 insertions, 0 deletions
diff --git a/include/yeti.h b/include/yeti.h
index 592e09f..50ecf4f 100644
--- a/include/yeti.h
+++ b/include/yeti.h
@@ -1,3 +1,7 @@
+#ifndef YETI_H
+#define YETI_H
+#endif
+
 #include <vector>
 using namespace std;
 class yeti