diff --git a/.eslintrc.js b/.eslintrc.js
index 306ff146f7e..bb135397802 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -60,7 +60,6 @@ module.exports = defineConfig({
     'unicorn/no-array-push-push': 'off',
     'unicorn/no-array-reduce': 'off',
     'unicorn/no-await-expression-member': 'off',
-    'unicorn/no-console-spaces': 'off',
     'unicorn/no-for-loop': 'off',
     'unicorn/no-hex-escape': 'off',
     'unicorn/no-instanceof-array': 'off',
@@ -71,7 +70,6 @@ module.exports = defineConfig({
     'unicorn/no-useless-switch-case': 'off',
     'unicorn/no-zero-fractions': 'off',
     'unicorn/numeric-separators-style': 'off',
-    'unicorn/prefer-array-flat-map': 'off',
     'unicorn/prefer-array-some': 'off',
     'unicorn/prefer-code-point': 'off',
     'unicorn/prefer-export-from': 'off',
diff --git a/scripts/apidoc/diff.ts b/scripts/apidoc/diff.ts
index 654f44b0260..18b8e60fc4d 100644
--- a/scripts/apidoc/diff.ts
+++ b/scripts/apidoc/diff.ts
@@ -46,7 +46,7 @@ async function load(source: string): Promise<DocsApiDiffIndex> {
 function allKeys(
   ...entries: ReadonlyArray<Record<string, unknown>>
 ): Set<string> {
-  return new Set(entries.map(Object.keys).flat());
+  return new Set(entries.flatMap(Object.keys));
 }
 
 /**
diff --git a/src/locales/th/person/last_name.ts b/src/locales/th/person/last_name.ts
index ecae422a4d2..7dcead830ec 100644
--- a/src/locales/th/person/last_name.ts
+++ b/src/locales/th/person/last_name.ts
@@ -21,9 +21,9 @@ const common_isan_suffix = [
   'พิมาย',
   'นอก',
 ];
-const isan_complete = common_isan_prefix
-  .map((prefix) => common_isan_suffix.map((suffix) => `${prefix}${suffix}`))
-  .flat();
+const isan_complete = common_isan_prefix.flatMap((prefix) =>
+  common_isan_suffix.map((suffix) => `${prefix}${suffix}`)
+);
 
 // https://www.thairath.co.th/lifestyle/culture/2030525
 const chinese = [
diff --git a/test/modules/finance_iban.spec.ts b/test/modules/finance_iban.spec.ts
index 5c32fed384c..c2dc12a7819 100644
--- a/test/modules/finance_iban.spec.ts
+++ b/test/modules/finance_iban.spec.ts
@@ -56,7 +56,7 @@ describe('finance_iban', () => {
             `${iban.substring(
               2,
               4
-            )} must contains only digit in GE IBAN ${ibanFormatted}`
+            )} must contains only digits in GE IBAN ${ibanFormatted}`
           ).toMatch(/^\d{2}$/);
           expect(
             iban.substring(4, 6),
@@ -70,7 +70,7 @@ describe('finance_iban', () => {
             `${iban.substring(
               6,
               24
-            )} must contains only characters in GE IBAN ${ibanFormatted}`
+            )} must contains only digits in GE IBAN ${ibanFormatted}`
           ).toMatch(/^\d{16}$/);
 
           expect(
@@ -116,7 +116,7 @@ describe('finance_iban', () => {
             `${iban.substring(
               2,
               4
-            )} must contains only digit in PK IBAN ${ibanFormated}`
+            )} must contains only digits in PK IBAN ${ibanFormated}`
           ).toMatch(/^\d{2}$/);
           expect(
             iban.substring(4, 8),
@@ -182,7 +182,7 @@ describe('finance_iban', () => {
             `Control key:${iban.substring(
               2,
               4
-            )} must contains only digit in PK IBAN ${ibanFormated}`
+            )} must contains only digits in PK IBAN ${ibanFormated}`
           ).toMatch(/^\d{2}$/);
           expect(
             iban.substring(4, 9),
@@ -252,7 +252,7 @@ describe('finance_iban', () => {
             `${iban.substring(
               2,
               4
-            )} must contains only digit in AZ IBAN ${ibanFormated}`
+            )} must contains only digits in AZ IBAN ${ibanFormated}`
           ).toMatch(/^\d{2}$/);
           expect(
             iban.substring(4, 8),
@@ -266,7 +266,7 @@ describe('finance_iban', () => {
             `${iban.substring(
               8,
               28
-            )} must contains 20 characters in AZ IBAN ${ibanFormated}`
+            )} must contains 20 digits in AZ IBAN ${ibanFormated}`
           ).toMatch(/^\d{20}$/);
 
           expect(
@@ -312,7 +312,7 @@ describe('finance_iban', () => {
             `${iban.substring(
               2,
               22
-            )} must contains only digit in AZ IBAN ${ibanFormated}`
+            )} must contains only digits in AZ IBAN ${ibanFormated}`
           ).toMatch(/^\d{20}$/);
 
           expect(
diff --git a/test/scripts/apidoc/signature.debug.ts b/test/scripts/apidoc/signature.debug.ts
index 347b8235b0f..a9ec8fd05e7 100644
--- a/test/scripts/apidoc/signature.debug.ts
+++ b/test/scripts/apidoc/signature.debug.ts
@@ -13,9 +13,9 @@ const methods = loadExampleMethods();
 initMarkdownRenderer()
   .then(() => {
     Object.entries(methods).forEach(([name, method]) => {
-      console.log('Analyzing: ', name);
+      console.log('Analyzing:', name);
       const result = analyzeSignature(method, '', method.name);
-      console.log('Result: ', result);
+      console.log('Result:', result);
     });
   })
   .catch(console.error);