#include <config.h>
#include "factor-stats.h"
-#include "value.h"
-#include "hash.h"
-#include "array.h"
-#include "alloc.h"
+#include <data/value.h>
+#include <libpspp/hash.h>
+#include <libpspp/array.h>
+#include <libpspp/alloc.h>
#include "moments.h"
#include "percentiles.h"