1 files changed, 1 insertions, 1 deletions
diff --git a/lib/wolff.h b/lib/wolff.h
index cf24427..66ce493 100644
--- a/lib/wolff.h
+++ b/lib/wolff.h
@@ -54,7 +54,7 @@ typedef struct {
   uint64_t n;
   uint64_t W;
   double *OO;
-  double *Op;
+  dll_t *Op;
   double O;
   double O2;
 } autocorr_t;