diff --git a/pdf.c b/pdf.c
index b4d72c2d2de7c9a3e2f83c0370f1111b8763a6f3..08ca4d5ade8514b46faccbbe353aa540491f9d7c 100644
--- a/pdf.c
+++ b/pdf.c
@@ -1,5 +1,5 @@
 /* beginnings of a PDF parser in hammer
- * pesco 2019
+ * pesco 2019,2020
  * pompolic 2020
  * Paul Vines 2020
  */