diff --git a/package.json b/package.json
index 8c532c40c..02f867bb8 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "vue": "3.5.21",
     "vue-class-component": "8.0.0-rc.1",
     "vue-router": "4.5.1",
-    "vue-tsc": "3.0.8",
+    "vue-tsc": "3.1.1",
     "vuex": "4.1.0"
   },
   "peerDependencies": {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index c0823c30d..5db01581e 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -124,8 +124,8 @@ importers:
         specifier: 4.5.1
         version: 4.5.1(vue@3.5.21(typescript@5.9.2))
       vue-tsc:
-        specifier: 3.0.8
-        version: 3.0.8(typescript@5.9.2)
+        specifier: 3.1.1
+        version: 3.1.1(typescript@5.9.2)
       vuex:
         specifier: 4.1.0
         version: 4.1.0(vue@3.5.21(typescript@5.9.2))
@@ -1254,9 +1254,6 @@ packages:
   '@vue/compiler-ssr@3.5.21':
     resolution: {integrity: sha512-vKQ5olH5edFZdf5ZrlEgSO1j1DMA4u23TVK5XR1uMhvwnYvVdDF0nHXJUblL/GvzlShQbjhZZ2uvYmDlAbgo9w==}
 
-  '@vue/compiler-vue2@2.7.16':
-    resolution: {integrity: sha512-qYC3Psj9S/mfu9uVi5WvNZIzq+xnXMhOwbTFKKDD7b1lhpnn71jXSFdTQ+WsIEk0ONCd7VV2IMm7ONl6tbQ86A==}
-
   '@vue/devtools-api@6.2.0':
     resolution: {integrity: sha512-pF1G4wky+hkifDiZSWn8xfuLOJI1ZXtuambpBEYaf7Xaf6zC/pM29rvAGpd3qaGXnr4BAXU1Pxz/VfvBGwexGA==}
 
@@ -1272,8 +1269,8 @@ packages:
   '@vue/devtools-shared@7.7.0':
     resolution: {integrity: sha512-jtlQY26R5thQxW9YQTpXbI0HoK0Wf9Rd4ekidOkRvSy7ChfK0kIU6vvcBtjj87/EcpeOSK49fZAicaFNJcoTcQ==}
 
-  '@vue/language-core@3.0.8':
-    resolution: {integrity: sha512-eYs6PF7bxoPYvek9qxceo1BCwFbJZYqJll+WaYC8o8ec60exqj+n+QRGGiJHSeUfYp0hDxARbMdxMq/fbPgU5g==}
+  '@vue/language-core@3.1.1':
+    resolution: {integrity: sha512-qjMY3Q+hUCjdH+jLrQapqgpsJ0rd/2mAY02lZoHG3VFJZZZKLjAlV+Oo9QmWIT4jh8+Rx8RUGUi++d7T9Wb6Mw==}
     peerDependencies:
       typescript: '*'
     peerDependenciesMeta:
@@ -1377,8 +1374,8 @@ packages:
     resolution: {integrity: sha512-zrLtGhC63z3sVLDDKGW+SlCRN9eJHFTgdEmoAOpsVh6wgGL1GgTTDou7tpCBjevzgIvi3AIyDAQO3Xjbg5eqZg==}
     engines: {node: '>= 14.0.0'}
 
-  alien-signals@2.0.5:
-    resolution: {integrity: sha512-PdJB6+06nUNAClInE3Dweq7/2xVAYM64vvvS1IHVHSJmgeOtEdrAGyp7Z2oJtYm0B342/Exd2NT0uMJaThcjLQ==}
+  alien-signals@3.0.1:
+    resolution: {integrity: sha512-ec02Wv5iOg7yG979PH9ykv5KN/KHznOxMlKy/Jr8lnBo3T94d4MUGo7FVdM8B2fM0e94twzEcWCyWzfIyeV19g==}
 
   ansi-escapes@7.0.0:
     resolution: {integrity: sha512-GdYO7a61mR0fOlAsvC9/rIHf7L96sBc6dEWzeOu+KAea5bZyQRPIpojrVoI4AXGJS/ycu/fBTdLrUkA4ODrvjw==}
@@ -1548,9 +1545,6 @@ packages:
     resolution: {integrity: sha512-BnBS08aLUM+DKamupXs3w2tJJoqU+AkaE/+6vQxi/G/DPmIZFJJp9Dkb1kM03AZx8ADehDUZgsNxju3mPXZYIA==}
     engines: {node: '>=20'}
 
-  de-indent@1.0.2:
-    resolution: {integrity: sha512-e/1zu3xH5MQryN2zdVaF0OrdNLUbvWxzMbi+iNA6Bky7l1RoP8a2fIbRocyHclXt/arDrrR6lL3TqFD9pMQTsg==}
-
   debug@4.4.1:
     resolution: {integrity: sha512-KcKCqiftBJcZr++7ykoDIEwSa3XWowTfNPo92BYxjXiyYEVrUQh2aLyhxBCwww+heortUFxEJYcRzosstTEBYQ==}
     engines: {node: '>=6.0'}
@@ -1848,10 +1842,6 @@ packages:
   hast-util-whitespace@3.0.0:
     resolution: {integrity: sha512-88JUN06ipLwsnv+dVn+OIYOvAuvBMy/Qoi6O7mQHxdPXpjy+Cd6xRkWwux7DKO+4sYILtLBRIKgsdpS2gQc7qw==}
 
-  he@1.2.0:
-    resolution: {integrity: sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw==}
-    hasBin: true
-
   hookable@5.5.3:
     resolution: {integrity: sha512-Yc+BQe8SvoXH1643Qez1zqLRmbA5rCL+sSmk6TVos0LWVfNIB7PGncdlId77WzLGSIB5KaWgTaNTs2lNVEI6VQ==}
 
@@ -2748,8 +2738,8 @@ packages:
     peerDependencies:
       vue: ^3.2.0
 
-  vue-tsc@3.0.8:
-    resolution: {integrity: sha512-H9yg/m6ywykmWS+pIAEs65v2FrVm5uOA0a0dHkX6Sx8dNg1a1m4iudt/6eGa9fAenmNHGlLFN9XpWQb8i5sU1w==}
+  vue-tsc@3.1.1:
+    resolution: {integrity: sha512-fyixKxFniOVgn+L/4+g8zCG6dflLLt01Agz9jl3TO45Bgk87NZJRmJVPsiK+ouq3LB91jJCbOV+pDkzYTxbI7A==}
     hasBin: true
     peerDependencies:
       typescript: '>=5.0.0'
@@ -3966,11 +3956,6 @@ snapshots:
       '@vue/compiler-dom': 3.5.21
       '@vue/shared': 3.5.21
 
-  '@vue/compiler-vue2@2.7.16':
-    dependencies:
-      de-indent: 1.0.2
-      he: 1.2.0
-
   '@vue/devtools-api@6.2.0': {}
 
   '@vue/devtools-api@6.6.4': {}
@@ -3993,13 +3978,12 @@ snapshots:
     dependencies:
       rfdc: 1.4.1
 
-  '@vue/language-core@3.0.8(typescript@5.9.2)':
+  '@vue/language-core@3.1.1(typescript@5.9.2)':
     dependencies:
       '@volar/language-core': 2.4.23
       '@vue/compiler-dom': 3.5.21
-      '@vue/compiler-vue2': 2.7.16
       '@vue/shared': 3.5.21
-      alien-signals: 2.0.5
+      alien-signals: 3.0.1
       muggle-string: 0.4.1
       path-browserify: 1.0.1
       picomatch: 4.0.3
@@ -4094,7 +4078,7 @@ snapshots:
       '@algolia/requester-fetch': 5.19.0
       '@algolia/requester-node-http': 5.19.0
 
-  alien-signals@2.0.5: {}
+  alien-signals@3.0.1: {}
 
   ansi-escapes@7.0.0:
     dependencies:
@@ -4262,8 +4246,6 @@ snapshots:
       whatwg-mimetype: 4.0.0
       whatwg-url: 15.0.0
 
-  de-indent@1.0.2: {}
-
   debug@4.4.1:
     dependencies:
       ms: 2.1.3
@@ -4585,8 +4567,6 @@ snapshots:
     dependencies:
       '@types/hast': 3.0.4
 
-  he@1.2.0: {}
-
   hookable@5.5.3: {}
 
   html-encoding-sniffer@4.0.0:
@@ -5528,10 +5508,10 @@ snapshots:
       '@vue/devtools-api': 6.6.4
       vue: 3.5.21(typescript@5.9.2)
 
-  vue-tsc@3.0.8(typescript@5.9.2):
+  vue-tsc@3.1.1(typescript@5.9.2):
     dependencies:
       '@volar/typescript': 2.4.23
-      '@vue/language-core': 3.0.8(typescript@5.9.2)
+      '@vue/language-core': 3.1.1(typescript@5.9.2)
       typescript: 5.9.2
 
   vue@3.5.21(typescript@5.9.2):
diff --git a/tsconfig.volar.json b/tsconfig.volar.json
index fe1ec6d81..ee71d1272 100644
--- a/tsconfig.volar.json
+++ b/tsconfig.volar.json
@@ -1,5 +1,10 @@
 {
   "extends": "./tsconfig.json",
+  "exclude": [
+    // class components are not supported by vue-tsc v3.1+
+    "tests/components/ClassComponent.vue",
+    "tests/features/classComponent.spec.ts"
+  ],
   "compilerOptions": {
     "lib": ["DOM", "ES2020"],
     "skipLibCheck": true