1 files changed, 1 insertions, 1 deletions
diff --git a/piem.el b/piem.el
index 80e8a35..0521a4e 100644
--- a/piem.el
+++ b/piem.el
@@ -153,7 +153,7 @@ the following information about the patch series:
       the first patch otherwise.
   :base-commit
       The reported base commit of the patch, if any."
-  :type 'boolean)
+  :type 'function)
 
 
 ;;;; Subprocess handling