diff --git a/src/stores/index.ts b/src/stores/index.ts
index 17072a2..216660e 100644
--- a/src/stores/index.ts
+++ b/src/stores/index.ts
@@ -298,7 +298,7 @@ export const useStore = defineStore(`store`, () => {
     fontFamily.value = fontFamilyOptions[0].value
     fontSize.value = fontSizeOptions[2].value
     primaryColor.value = colorOptions[0].value
-    codeBlockTheme.value = codeBlockThemeOptions[2].value
+    codeBlockTheme.value = codeBlockThemeOptions[23].value
     legend.value = legendOptions[3].value
 
     cssContentConfig.value = {