--- a/.emacs-my	Mon Oct 10 19:57:56 2016 +0300
+++ b/.emacs-my	Wed Oct 12 22:46:40 2016 +0300
@@ -1983,8 +1983,8 @@
    gnus-sum-thread-tree-false-root " ○ "
    gnus-sum-thread-tree-indent " "
    gnus-sum-thread-tree-single-indent "⚇ "
-   gnus-sum-thread-tree-leaf-with-other "├► "
-   gnus-sum-thread-tree-single-leaf "└► "
+   gnus-sum-thread-tree-leaf-with-other "├▶ "
+   gnus-sum-thread-tree-single-leaf "└▶ "
    gnus-sum-thread-tree-vertical "│"
    ))