diff --git a/litorgy/litorgy.el b/litorgy/litorgy.el
index f33abc78f..d3106a2b1 100644
--- a/litorgy/litorgy.el
+++ b/litorgy/litorgy.el
@@ -34,8 +34,9 @@
 (defun litorgy-execute-src-block-maybe ()
   "Detect if this is context for a litorgical src-block and if so
 then run `litorgy-execute-src-block'."
+  (interactive)
   (let ((info (litorgy-get-src-block-info)))
-    (if info (progn (litorgy-execute-src-block nil info) t) nil)))
+    (if info (progn (litorgy-execute-src-block current-prefix-arg info) t) nil)))
 
 (add-hook 'org-ctrl-c-ctrl-c-hook 'litorgy-execute-src-block-maybe)
 
diff --git a/rorg.org b/rorg.org
index c0cf7dfa2..abeda9521 100644
--- a/rorg.org
+++ b/rorg.org
@@ -3,8 +3,7 @@
 #+SEQ_TODO:  TODO PROPOSED | DONE DEFERRED REJECTED
 #+STARTUP: oddeven
 
-* Tasks [14/26]
-** TODO set =:results silent= when eval with prefix argument
+* Tasks [15/26]
 
 ** TODO (simple caching) check for named results before source blocks
 see the TODO comment in [[file:litorgy/litorgy-ref.el::TODO%20This%20should%20explicitly%20look%20for%20resname%20lines%20before][litorgy-ref.el#litorgy-ref-resolve-reference]]
@@ -230,6 +229,11 @@ mean(mean(vec))
     out some lines, and then convert it to litorgy format for
     posterity. Same for a shell session either in a *shell* buffer, or
     pasted from another terminal emulator. And python of course.
+** DONE set =:results silent= when eval with prefix argument
+
+#+begin_src emacs-lisp
+'silentp
+#+end_src
 ** DONE results-type header (vector/file) [3/3]
    In response to a point in Dan's email.  We should allow the user to
    force scalar or vector results.  This could be done with a header