diff --git a/.changeset/strong-masks-fetch.md b/.changeset/strong-masks-fetch.md
new file mode 100644
index 000000000..b7b3b22a0
--- /dev/null
+++ b/.changeset/strong-masks-fetch.md
@@ -0,0 +1,5 @@
+---
+'eslint-plugin-vue': patch
+---
+
+Fixed inconsistent quotes in [`vue/block-lang`](https://eslint.vuejs.org/rules/block-lang.html) error messages
diff --git a/lib/rules/block-lang.js b/lib/rules/block-lang.js
index 2190b17cb..8fccd29f9 100644
--- a/lib/rules/block-lang.js
+++ b/lib/rules/block-lang.js
@@ -40,7 +40,7 @@ const DEFAULT_LANGUAGES = {
  * @param {NonNullable<BlockOptions['lang']>} lang
  */
 function getAllowsLangPhrase(lang) {
-  const langs = [...lang].map((s) => `"${s}"`)
+  const langs = [...lang].map((s) => `'${s}'`)
   switch (langs.length) {
     case 1: {
       return langs[0]
@@ -157,7 +157,7 @@ module.exports = {
       missing: "The 'lang' attribute of '<{{tag}}>' is missing.",
       unexpected: "Do not specify the 'lang' attribute of '<{{tag}}>'.",
       useOrNot:
-        "Only {{allows}} can be used for the 'lang' attribute of '<{{tag}}>'. Or, not specifying the `lang` attribute is allowed.",
+        "Only {{allows}} can be used for the 'lang' attribute of '<{{tag}}>'. Or, not specifying the 'lang' attribute is allowed.",
       unexpectedDefault:
         "Do not explicitly specify the default language for the 'lang' attribute of '<{{tag}}>'."
     }
diff --git a/tests/lib/rules/block-lang.js b/tests/lib/rules/block-lang.js
index ad1b9842c..af8b837d6 100644
--- a/tests/lib/rules/block-lang.js
+++ b/tests/lib/rules/block-lang.js
@@ -42,7 +42,8 @@ tester.run('block-lang', rule, {
       options: [{ script: { lang: 'ts' } }],
       errors: [
         {
-          message: `Only "ts" can be used for the 'lang' attribute of '<script>'.`,
+          message:
+            "Only 'ts' can be used for the 'lang' attribute of '<script>'.",
           line: 2,
           column: 15,
           endLine: 2,
@@ -56,7 +57,8 @@ tester.run('block-lang', rule, {
       options: [{ script: { lang: ['ts'] } }],
       errors: [
         {
-          message: `Only "ts" can be used for the 'lang' attribute of '<script>'.`,
+          message:
+            "Only 'ts' can be used for the 'lang' attribute of '<script>'.",
           line: 2,
           column: 15,
           endLine: 2,
@@ -84,7 +86,8 @@ tester.run('block-lang', rule, {
       options: [{ script: { lang: 'ts' } }],
       errors: [
         {
-          message: `Only "ts" can be used for the 'lang' attribute of '<script>'.`,
+          message:
+            "Only 'ts' can be used for the 'lang' attribute of '<script>'.",
           line: 2,
           column: 15,
           endLine: 2,
@@ -153,7 +156,7 @@ tester.run('block-lang', rule, {
       errors: [
         {
           message:
-            "Only \"json\" can be used for the 'lang' attribute of '<i18n>'. Or, not specifying the `lang` attribute is allowed.",
+            "Only 'json' can be used for the 'lang' attribute of '<i18n>'. Or, not specifying the 'lang' attribute is allowed.",
           line: 2,
           column: 13,
           endLine: 2,
@@ -168,7 +171,7 @@ tester.run('block-lang', rule, {
       errors: [
         {
           message:
-            'Only "json", and "yaml" can be used for the \'lang\' attribute of \'<i18n>\'. Or, not specifying the `lang` attribute is allowed.',
+            "Only 'json', and 'yaml' can be used for the 'lang' attribute of '<i18n>'. Or, not specifying the 'lang' attribute is allowed.",
           line: 2,
           column: 13,
           endLine: 2,