diff --git a/mkdocs/tests/config/config_tests.py b/mkdocs/tests/config/config_tests.py
index e1cb191a..10d092e9 100644
--- a/mkdocs/tests/config/config_tests.py
+++ b/mkdocs/tests/config/config_tests.py
@@ -128,6 +128,7 @@ class ConfigTests(unittest.TestCase):
                     'analytics': {'anonymize_ip': False, 'gtag': None},
                     'highlightjs': True,
                     'hljs_languages': [],
+                    'hljs_style': 'github',
                     'include_homepage_in_sidebar': True,
                     'prev_next_buttons_location': 'bottom',
                     'navigation_depth': 4,
@@ -148,6 +149,7 @@ class ConfigTests(unittest.TestCase):
                     'analytics': {'anonymize_ip': False, 'gtag': None},
                     'highlightjs': True,
                     'hljs_languages': [],
+                    'hljs_style': 'github',
                     'include_homepage_in_sidebar': True,
                     'prev_next_buttons_location': 'bottom',
                     'navigation_depth': 4,
@@ -173,6 +175,7 @@ class ConfigTests(unittest.TestCase):
                     'analytics': {'anonymize_ip': False, 'gtag': None},
                     'highlightjs': True,
                     'hljs_languages': [],
+                    'hljs_style': 'github',
                     'include_homepage_in_sidebar': True,
                     'prev_next_buttons_location': 'bottom',
                     'navigation_depth': 4,
diff --git a/mkdocs/themes/readthedocs/base.html b/mkdocs/themes/readthedocs/base.html
index 7683e706..6caa756a 100644
--- a/mkdocs/themes/readthedocs/base.html
+++ b/mkdocs/themes/readthedocs/base.html
@@ -23,7 +23,7 @@
     <link rel="stylesheet" href="{{ 'css/theme.css'|url }}" />
     <link rel="stylesheet" href="{{ 'css/theme_extra.css'|url }}" />
     {%- if config.theme.highlightjs %}
-        <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.5.0/styles/github.min.css" />
+        <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.5.0/styles/{{ config.theme.hljs_style }}.min.css" />
     {%- endif %}
     {%- for path in extra_css %}
         <link href="{{ path }}" rel="stylesheet" />
diff --git a/mkdocs/themes/readthedocs/mkdocs_theme.yml b/mkdocs/themes/readthedocs/mkdocs_theme.yml
index 94069108..d9553ae8 100644
--- a/mkdocs/themes/readthedocs/mkdocs_theme.yml
+++ b/mkdocs/themes/readthedocs/mkdocs_theme.yml
@@ -10,6 +10,7 @@ search_index_only: false
 
 highlightjs: true
 hljs_languages: []
+hljs_style: github
 
 analytics:
   gtag: null