diff --git a/data/countries/HU.yaml b/data/countries/HU.yaml
index 7010479e2..bf0c745af 100644
--- a/data/countries/HU.yaml
+++ b/data/countries/HU.yaml
@@ -102,3 +102,53 @@ holidays:
       12-31:
         _name: 12-31
         type: observance
+      '2023-10-30':
+        name:
+          hu: Őszi szünet
+          en: Autumn school holiday
+        type: school
+      '2023-10-31':
+        name:
+          hu: Őszi szünet
+          en: Autumn school holiday
+        type: school
+      '2023-11-02':
+        name:
+          hu: Őszi szünet
+          en: Autumn school holiday
+        type: school
+      '2023-11-03':
+        name:
+          hu: Őszi szünet
+          en: Autumn school holiday
+        type: school
+      '2023-12-22':
+        name:
+          hu: Téli szünet
+          en: Winter school holiday
+        type: school
+      '2023-12-27':
+        name:
+          hu: Téli szünet
+          en: Winter school holiday
+        type: school
+      '2024-01-02':
+        name:
+          hu: Téli szünet
+          en: Winter school holiday
+        type: school
+      '2024-01-03':
+        name:
+          hu: Téli szünet
+          en: Winter school holiday
+        type: school
+      '2024-01-04':
+        name:
+          hu: Téli szünet
+          en: Winter school holiday
+        type: school
+      '2024-01-05':
+        name:
+          hu: Téli szünet
+          en: Winter school holiday
+        type: school
diff --git a/package.json b/package.json
index 9ed03ac28..d6b6a60dd 100644
--- a/package.json
+++ b/package.json
@@ -227,7 +227,7 @@
     "@commitlint/config-conventional": "^17.8.0",
     "@mocha/contributors": "git+https://github.com/commenthol/contributors.git#semver:1.1.0-0",
     "babel-loader": "^9.1.3",
-    "dtslint": "^4.2.1",
+    "dtslint": "^3.6.4",
     "eslint": "^8.51.0",
     "eslint-config-standard": "^17.1.0",
     "eslint-plugin-import": "^2.28.1",
diff --git a/test/fixtures/HU-2023.json b/test/fixtures/HU-2023.json
index cc23e7dec..242886869 100644
--- a/test/fixtures/HU-2023.json
+++ b/test/fixtures/HU-2023.json
@@ -161,6 +161,24 @@
     "rule": "10-23",
     "_weekday": "Mon"
   },
+  {
+    "date": "2023-10-30 00:00:00",
+    "start": "2023-10-29T23:00:00.000Z",
+    "end": "2023-10-30T23:00:00.000Z",
+    "name": "Őszi szünet",
+    "type": "school",
+    "rule": "2023-10-30",
+    "_weekday": "Mon"
+  },
+  {
+    "date": "2023-10-31 00:00:00",
+    "start": "2023-10-30T23:00:00.000Z",
+    "end": "2023-10-31T23:00:00.000Z",
+    "name": "Őszi szünet",
+    "type": "school",
+    "rule": "2023-10-31",
+    "_weekday": "Tue"
+  },
   {
     "date": "2023-11-01 00:00:00",
     "start": "2023-10-31T23:00:00.000Z",
@@ -170,6 +188,24 @@
     "rule": "11-01",
     "_weekday": "Wed"
   },
+  {
+    "date": "2023-11-02 00:00:00",
+    "start": "2023-11-01T23:00:00.000Z",
+    "end": "2023-11-02T23:00:00.000Z",
+    "name": "Őszi szünet",
+    "type": "school",
+    "rule": "2023-11-02",
+    "_weekday": "Thu"
+  },
+  {
+    "date": "2023-11-03 00:00:00",
+    "start": "2023-11-02T23:00:00.000Z",
+    "end": "2023-11-03T23:00:00.000Z",
+    "name": "Őszi szünet",
+    "type": "school",
+    "rule": "2023-11-03",
+    "_weekday": "Fri"
+  },
   {
     "date": "2023-12-06 00:00:00",
     "start": "2023-12-05T23:00:00.000Z",
@@ -179,6 +215,15 @@
     "rule": "12-06",
     "_weekday": "Wed"
   },
+  {
+    "date": "2023-12-22 00:00:00",
+    "start": "2023-12-21T23:00:00.000Z",
+    "end": "2023-12-22T23:00:00.000Z",
+    "name": "Téli szünet",
+    "type": "school",
+    "rule": "2023-12-22",
+    "_weekday": "Fri"
+  },
   {
     "date": "2023-12-24 00:00:00",
     "start": "2023-12-23T23:00:00.000Z",
@@ -206,6 +251,15 @@
     "rule": "12-26",
     "_weekday": "Tue"
   },
+  {
+    "date": "2023-12-27 00:00:00",
+    "start": "2023-12-26T23:00:00.000Z",
+    "end": "2023-12-27T23:00:00.000Z",
+    "name": "Téli szünet",
+    "type": "school",
+    "rule": "2023-12-27",
+    "_weekday": "Wed"
+  },
   {
     "date": "2023-12-31 00:00:00",
     "start": "2023-12-30T23:00:00.000Z",
diff --git a/test/fixtures/HU-2024.json b/test/fixtures/HU-2024.json
index 9b09d216f..a89bdb305 100644
--- a/test/fixtures/HU-2024.json
+++ b/test/fixtures/HU-2024.json
@@ -8,6 +8,42 @@
     "rule": "01-01",
     "_weekday": "Mon"
   },
+  {
+    "date": "2024-01-02 00:00:00",
+    "start": "2024-01-01T23:00:00.000Z",
+    "end": "2024-01-02T23:00:00.000Z",
+    "name": "Téli szünet",
+    "type": "school",
+    "rule": "2024-01-02",
+    "_weekday": "Tue"
+  },
+  {
+    "date": "2024-01-03 00:00:00",
+    "start": "2024-01-02T23:00:00.000Z",
+    "end": "2024-01-03T23:00:00.000Z",
+    "name": "Téli szünet",
+    "type": "school",
+    "rule": "2024-01-03",
+    "_weekday": "Wed"
+  },
+  {
+    "date": "2024-01-04 00:00:00",
+    "start": "2024-01-03T23:00:00.000Z",
+    "end": "2024-01-04T23:00:00.000Z",
+    "name": "Téli szünet",
+    "type": "school",
+    "rule": "2024-01-04",
+    "_weekday": "Thu"
+  },
+  {
+    "date": "2024-01-05 00:00:00",
+    "start": "2024-01-04T23:00:00.000Z",
+    "end": "2024-01-05T23:00:00.000Z",
+    "name": "Téli szünet",
+    "type": "school",
+    "rule": "2024-01-05",
+    "_weekday": "Fri"
+  },
   {
     "date": "2024-02-01 00:00:00",
     "start": "2024-01-31T23:00:00.000Z",