diff --git a/oni-org/oni-org.el b/oni-org/oni-org.el
index d6d6024..615c46b 100644
--- a/oni-org/oni-org.el
+++ b/oni-org/oni-org.el
@@ -818,7 +818,8 @@ This is an around advice for ‘org-html--svg-image’ as FUN."
 
 (defun oni-org-pick-project (property)
   (when (string= property "PROJECT")
-    (org-map-entries (lambda () (concat (buffer-name) ":" (mapconcat (lambda (x) x) (org-get-outline-path t) ":"))) "CATEGORY=\"project\"")))
+    (org-map-entries (lambda () (concat (buffer-name) ":" (mapconcat (lambda (x) x) (org-get-outline-path t) ":"))) "CATEGORY=\"project\""
+                     org-agenda-files)))
 
 (defun oni-org-link-project (value)
   (let* ((split-value (split-string value ":"))