diff --git a/include/store.h b/include/store.h
deleted file mode 100644
index ca00022..0000000
--- a/include/store.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#include <sqlite3.h>
-#include "common.h"
-
-/* persist on disk with compact representation
-    date representation -> value
- */
-void store_result(U32 val, struct date d);
-void retrieve_result(U32 val, struct date d);
-void retrieve_results_before(int *vals, struct date before);
-