diff --git a/THANKS b/THANKS
index 748a1d24d..b80e5ec86 100644
--- a/THANKS
+++ b/THANKS
@@ -32,6 +32,7 @@ Christopher Lee
      Thomas Morgan
     Nicolas Neuss
   Thien-Thi Nguyen
+     Robert Pluim
     Richard Polton
        Chet Ramey
         Jim Ravan