diff --git a/raytime/vidale.c b/raytime/vidale.c
index a34716934bc5fa48f5493ef117dcb69c1b217b0b..87dfd257a1150997631f1b26fe25ece6e859022f 100644
--- a/raytime/vidale.c
+++ b/raytime/vidale.c
@@ -11,8 +11,8 @@
  *
  */
 
-//#include <raytime2.h>
 #include <raytime.h>
+#include <par.h>
 
 extern void  near_source(float *ttime, float *slow, icoord *nm, icoord *isrc, fcoord *scale, int order);