diff --git a/blog.config.js b/blog.config.js
index ff3d3702..3025250d 100644
--- a/blog.config.js
+++ b/blog.config.js
@@ -107,10 +107,10 @@ const BLOG = {
   PRISM_JS_AUTO_LOADER: 'https://npm.elemecdn.com/prismjs@1.29.0/plugins/autoloader/prism-autoloader.min.js',
 
   // 代码主题 @see https://github.com/PrismJS/prism-themes
-  PRISM_THEME_PREFIX_PATH: 'https://cdn.jsdelivr.net/npm/prismjs@1.29.0/themes/prism-okaidia.css', // 代码块默认主题
+  PRISM_THEME_PREFIX_PATH: process.env.NEXT_PUBLIC_PRISM_THEME_PREFIX_PATH || 'https://cdn.jsdelivr.net/npm/prismjs@1.29.0/themes/prism-okaidia.css', // 代码块默认主题
   PRISM_THEME_SWITCH: process.env.NEXT_PUBLIC_PRISM_THEME_SWITCH || true, // 是否开启浅色/深色模式代码主题切换； 开启后将显示以下两个主题
-  PRISM_THEME_LIGHT_PATH: 'https://cdn.jsdelivr.net/npm/prismjs@1.29.0/themes/prism-solarizedlight.css', // 浅色模式主题
-  PRISM_THEME_DARK_PATH: 'https://cdn.jsdelivr.net/npm/prismjs@1.29.0/themes/prism-okaidia.min.css', // 深色模式主题
+  PRISM_THEME_LIGHT_PATH: process.env.NEXT_PUBLIC_PRISM_THEME_LIGHT_PATH || 'https://cdn.jsdelivr.net/npm/prismjs@1.29.0/themes/prism-solarizedlight.css', // 浅色模式主题
+  PRISM_THEME_DARK_PATH: process.env.NEXT_PUBLIC_PRISM_THEME_DARK_PATH || 'https://cdn.jsdelivr.net/npm/prismjs@1.29.0/themes/prism-okaidia.min.css', // 深色模式主题
 
   CODE_MAC_BAR: process.env.NEXT_PUBLIC_CODE_MAC_BAR || true, // 代码左上角显示mac的红黄绿图标
   CODE_LINE_NUMBERS: process.env.NEXT_PUBLIC_CODE_LINE_NUMBERS || false, // 是否显示行号