From 98e4890c367fc8b71c9404378175e9ed416c4ab3 Mon Sep 17 00:00:00 2001
From: Qiusheng Wu <giswqs@gmail.com>
Date: Sat, 28 May 2022 23:18:16 -0400
Subject: [PATCH] Fixed docs build error

---
 requirements_docs.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/requirements_docs.txt b/requirements_docs.txt
index b7e84ff..96cf624 100644
--- a/requirements_docs.txt
+++ b/requirements_docs.txt
@@ -19,4 +19,6 @@ mkdocs-git-revision-date-plugin
 mkdocs-jupyter 
 mkdocs-material 
 mkdocs-pdf-export-plugin
-mkdocstrings 
\ No newline at end of file
+mkdocstrings 
+mkdocstrings-crystal
+mkdocstrings-python-legacy
\ No newline at end of file