diff --git a/packages/vscode/e2e/fixtures/rstest-ownership/package.json b/packages/vscode/e2e/fixtures/rstest-ownership/package.json
index 106b484..c3fce24 100644
--- a/packages/vscode/e2e/fixtures/rstest-ownership/package.json
+++ b/packages/vscode/e2e/fixtures/rstest-ownership/package.json
@@ -4,7 +4,7 @@
   "private": true,
   "type": "module",
   "dependencies": {
-    "@rstest/core": "0.12.1",
+    "@rstest/core": "0.12.2",
     "rstack": "0.8.0"
   }
 }
diff --git a/packages/vscode/e2e/fixtures/rstest/package.json b/packages/vscode/e2e/fixtures/rstest/package.json
index 5f50bd6..c5bde9c 100644
--- a/packages/vscode/e2e/fixtures/rstest/package.json
+++ b/packages/vscode/e2e/fixtures/rstest/package.json
@@ -5,6 +5,6 @@
   "type": "module",
   "description": "E2E fixture: a project detected as Rstest only, installed from the npm registry.",
   "dependencies": {
-    "@rstest/core": "0.12.1"
+    "@rstest/core": "0.12.2"
   }
 }
diff --git a/packages/vscode/e2e/rstest/fixtures/workspace-1/package.json b/packages/vscode/e2e/rstest/fixtures/workspace-1/package.json
index a68766c..0690a60 100644
--- a/packages/vscode/e2e/rstest/fixtures/workspace-1/package.json
+++ b/packages/vscode/e2e/rstest/fixtures/workspace-1/package.json
@@ -4,6 +4,6 @@
   "private": true,
   "description": "E2E fixture for the ported Rstest suites: upstream `tests/fixtures/workspace-1`, made self-contained on the published `@rstest/core`.",
   "dependencies": {
-    "@rstest/core": "0.12.1"
+    "@rstest/core": "0.12.2"
   }
 }
diff --git a/packages/vscode/e2e/rstest/fixtures/workspace-2/package.json b/packages/vscode/e2e/rstest/fixtures/workspace-2/package.json
index e9bab92..d94dc2d 100644
--- a/packages/vscode/e2e/rstest/fixtures/workspace-2/package.json
+++ b/packages/vscode/e2e/rstest/fixtures/workspace-2/package.json
@@ -4,6 +4,6 @@
   "private": true,
   "description": "E2E fixture for the ported Rstest suites: upstream `tests/fixtures/workspace-2`. One install at the root serves both nested projects via the normal node_modules walk-up.",
   "dependencies": {
-    "@rstest/core": "0.12.1"
+    "@rstest/core": "0.12.2"
   }
 }
diff --git a/packages/vscode/package.json b/packages/vscode/package.json
index 945c878..ac70647 100644
--- a/packages/vscode/package.json
+++ b/packages/vscode/package.json
@@ -434,7 +434,7 @@
     "@rslib/core": "^1.0.2",
     "@rslint/core": "^0.9.3",
     "@rstackjs/load-config": "^1.0.1",
-    "@rstest/core": "^0.12.1",
+    "@rstest/core": "^0.12.2",
     "@types/istanbul-lib-report": "^3.0.3",
     "@types/mocha": "^10.0.10",
     "@types/node": "^22.20.2",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index a028b50..9cd56e9 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -30,8 +30,8 @@ importers:
         specifier: ^1.0.1
         version: 1.0.1(jiti@2.7.0)
       '@rstest/core':
-        specifier: ^0.12.1
-        version: 0.12.1
+        specifier: ^0.12.2
+        version: 0.12.2
       '@types/istanbul-lib-report':
         specifier: ^3.0.3
         version: 3.0.3
@@ -955,8 +955,8 @@ packages:
       jsdom:
         optional: true
 
-  '@rstest/core@0.12.1':
-    resolution: {integrity: sha512-irrbH5VPqiHqIVM2Ta7Ib9sPyQ5Hsvxt0sSqqwRp/3j2by0sSu9ZeIMYzMEZj1puPwx2a8l3aFWW+Bk2ycKlEA==}
+  '@rstest/core@0.12.2':
+    resolution: {integrity: sha512-vDn3fCWnfv1UnjG0ZBUyDyQstRNEuceBFMLKuvPvsSm+8vTRj3ad0O2izRdj0MuPj4AqzgYVlDMv+cGBYHTUlw==}
     engines: {node: ^20.19.0 || >=22.12.0}
     hasBin: true
     peerDependencies:
@@ -3150,8 +3150,8 @@ snapshots:
 
   '@rslib/core@1.0.1(typescript@5.9.3)':
     dependencies:
-      '@rsbuild/core': 2.2.8
-      rsbuild-plugin-dts: 1.0.1(@rsbuild/core@2.2.8)(typescript@5.9.3)
+      '@rsbuild/core': 2.2.9
+      rsbuild-plugin-dts: 1.0.1(@rsbuild/core@2.2.9)(typescript@5.9.3)
     optionalDependencies:
       typescript: 5.9.3
     transitivePeerDependencies:
@@ -3389,14 +3389,14 @@ snapshots:
 
   '@rstest/core@0.12.0':
     dependencies:
-      '@rsbuild/core': 2.2.8
+      '@rsbuild/core': 2.2.9
       '@types/chai': 5.2.3
       cjs-module-lexer: 2.2.1
     transitivePeerDependencies:
       - '@module-federation/runtime-tools'
       - core-js
 
-  '@rstest/core@0.12.1':
+  '@rstest/core@0.12.2':
     dependencies:
       '@rsbuild/core': 2.2.9
       '@types/chai': 5.2.3
@@ -4761,10 +4761,10 @@ snapshots:
 
   reusify@1.1.0: {}
 
-  rsbuild-plugin-dts@1.0.1(@rsbuild/core@2.2.8)(typescript@5.9.3):
+  rsbuild-plugin-dts@1.0.1(@rsbuild/core@2.2.9)(typescript@5.9.3):
     dependencies:
       '@ast-grep/napi': 0.45.3
-      '@rsbuild/core': 2.2.8
+      '@rsbuild/core': 2.2.9
     optionalDependencies:
       typescript: 5.9.3