diff --git a/.changeset/tame-bats-invent.md b/.changeset/tame-bats-invent.md
new file mode 100644
index 00000000000..a845151cc84
--- /dev/null
+++ b/.changeset/tame-bats-invent.md
@@ -0,0 +1,2 @@
+---
+---
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 615da0d802f..af3e133428a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -296,6 +296,7 @@ jobs:
 
       - name: Run tests in packages
         run: |
+          TURBO_ARGS=$(sed -E 's/--concurrency=[0-9]+/--concurrency=1/' <<< "$TURBO_ARGS")
           if [ "${{ matrix.test-filter }}" = "**" ]; then
             echo "Running full test suite on Node ${{ matrix.node-version }}"
             pnpm turbo test $TURBO_ARGS
diff --git a/packages/ui/vitest.config.mts b/packages/ui/vitest.config.mts
index 956270bd379..8491e803d5e 100644
--- a/packages/ui/vitest.config.mts
+++ b/packages/ui/vitest.config.mts
@@ -47,7 +47,8 @@ export default defineConfig({
     include: ['**/*.test.?(c|m)[jt]s?(x)', '**/*.spec.?(c|m)[jt]s?(x)'],
     exclude: ['node_modules/**', 'dist/**'],
     setupFiles: ['../clerk-js/vitest.setup.mts', './vitest.setup.mts'],
-    testTimeout: 5000,
+    retry: process.env.CI ? 3 : 0,
+    testTimeout: process.env.CI ? 10_000 : 5000,
   },
   resolve: {
     alias: [