diff --git a/plugins/search/plugin-slimsearch/src/client/worker/index.ts b/plugins/search/plugin-slimsearch/src/client/worker/index.ts
index feb09fa3b..8f4bd9ab4 100644
--- a/plugins/search/plugin-slimsearch/src/client/worker/index.ts
+++ b/plugins/search/plugin-slimsearch/src/client/worker/index.ts
@@ -8,9 +8,9 @@ import { getResults } from './result.js'
 import { getSuggestions } from './suggestion.js'
 
 self.onmessage = async ({
-  data: { type = 'all', query, locale, options, id },
+  data: { type = 'all', query, locale = '/', options, id },
 }: MessageEvent<MessageData>): Promise<void> => {
-  const { default: localeIndex } = await database[locale ?? '/']()
+  const { default: localeIndex } = await database[locale]()
 
   const searchLocaleIndex = loadJSONIndex<string, IndexItem, IndexItem>(
     localeIndex,
diff --git a/plugins/search/plugin-slimsearch/src/client/worker/matchContent.ts b/plugins/search/plugin-slimsearch/src/client/worker/matchContent.ts
index 0dbfdd73e..f89f73c72 100644
--- a/plugins/search/plugin-slimsearch/src/client/worker/matchContent.ts
+++ b/plugins/search/plugin-slimsearch/src/client/worker/matchContent.ts
@@ -14,33 +14,29 @@ export const getMatchedContent = (
   let startIndex = 0
   let contentLength = 0
 
-  const addResult = (content: string, isEnd = false): void => {
-    let text = ''
+  const addResult = (text: string, isEnd = false): void => {
+    let display: string
 
     // A beginning of a long string
     if (contentLength === 0)
-      text =
-        content.length > SUFFIX_LENGTH
-          ? `… ${content.slice(-SUFFIX_LENGTH)}`
-          : content
+      display =
+        text.length > SUFFIX_LENGTH ? `… ${text.slice(-SUFFIX_LENGTH)}` : text
     // Already the last text
     else if (isEnd)
-      text =
+      display =
         // If the string will be longer than maxLength
-        content.length + contentLength > MAX_LENGTH
-          ? `${content.slice(0, MAX_LENGTH - contentLength)}… `
-          : content
+        text.length + contentLength > MAX_LENGTH
+          ? `${text.slice(0, MAX_LENGTH - contentLength)}… `
+          : text
     // Text is at the middle
     else
-      text =
-        content.length > SUFFIX_LENGTH
-          ? `${content.slice(0, SUFFIX_LENGTH)} … ${content.slice(
-              -SUFFIX_LENGTH,
-            )}`
-          : content
-
-    if (text) result.push(text)
-    contentLength += text.length
+      display =
+        text.length > SUFFIX_LENGTH
+          ? `${text.slice(0, SUFFIX_LENGTH)} … ${text.slice(-SUFFIX_LENGTH)}`
+          : text
+
+    if (display) result.push(display)
+    contentLength += display.length
 
     if (!isEnd) {
       result.push(['mark', queryString])
diff --git a/plugins/search/plugin-slimsearch/tests/__fixtures__/src/example.md b/plugins/search/plugin-slimsearch/tests/__fixtures__/src/example.md
index 086224faf..53dbe3058 100644
--- a/plugins/search/plugin-slimsearch/tests/__fixtures__/src/example.md
+++ b/plugins/search/plugin-slimsearch/tests/__fixtures__/src/example.md
@@ -106,8 +106,8 @@ Sample text here...
 Syntax highlighting:
 
 ```js
-const foo = function (bar) {
-  return bar++
+function foo(bar) {
+  return `foo${bar}`
 }
 
 console.log(foo(5))
diff --git a/plugins/search/plugin-slimsearch/tests/__snapshots__/generateIndex.spec.ts.snap b/plugins/search/plugin-slimsearch/tests/__snapshots__/generateIndex.spec.ts.snap
index 1ade70bc2..d4a344564 100644
--- a/plugins/search/plugin-slimsearch/tests/__snapshots__/generateIndex.spec.ts.snap
+++ b/plugins/search/plugin-slimsearch/tests/__snapshots__/generateIndex.spec.ts.snap
@@ -168,7 +168,7 @@ exports[`generateIndex > Should generate full index 2`] = `
       "Block code:",
       "Sample text here... ",
       "Syntax highlighting:",
-      "const foo = function (bar) { return bar++ } console.log(foo(5)) ",
+      "function foo(bar) { return \`foo\${bar}\` } console.log(foo(5)) ",
     ],
   },
 ]
@@ -755,7 +755,7 @@ exports[`generateIndex > Should support customFields with full index 2`] = `
       "Block code:",
       "Sample text here... ",
       "Syntax highlighting:",
-      "const foo = function (bar) { return bar++ } console.log(foo(5)) ",
+      "function foo(bar) { return \`foo\${bar}\` } console.log(foo(5)) ",
     ],
   },
 ]