diff --git a/gptel-transient.el b/gptel-transient.el
index e7f0633..77ed1eb 100644
--- a/gptel-transient.el
+++ b/gptel-transient.el
@@ -392,6 +392,7 @@ will get progressively longer!"
       (beginning-of-line)
       (push-mark)
       (end-of-line)
+      (exchange-point-and-mark)
       (activate-mark)
       (display-buffer (current-buffer)
                       `((display-buffer-below-selected)