diff --git a/.github/workflows/e2e-tests.yml b/.github/workflows/e2e-tests.yml
index ccd2bfee0..1763166f1 100644
--- a/.github/workflows/e2e-tests.yml
+++ b/.github/workflows/e2e-tests.yml
@@ -1,7 +1,7 @@
 name: E2E Tests
 on:
   push:
-    branches: [ main ]
+    branches: [ main, pierremtb/adhoc/workers-1]
   pull_request:
 
 concurrency:
@@ -40,8 +40,8 @@ jobs:
       matrix:
         # TODO: enable self-hosted-windows-8-cores once available
         os: [namespace-profile-ubuntu-8-cores, namespace-profile-macos-8-cores, windows-16-cores]
-        shardIndex: [1, 2, 3, 4]
-        shardTotal: [4]
+        shardIndex: [1, 2, 3, 4, 5, 6, 7, 8]
+        shardTotal: [8]
     runs-on: ${{ matrix.os }}
     needs: check-rust-changes
     steps:
diff --git a/playwright.electron.config.ts b/playwright.electron.config.ts
index 5bebd855d..8fcfb2570 100644
--- a/playwright.electron.config.ts
+++ b/playwright.electron.config.ts
@@ -13,7 +13,7 @@ export default defineConfig({
   /* Do not retry */
   retries: 0,
   /* Different amount of parallelism on CI and local. */
-  workers: 8,
+  workers: 1,
   /* Reporter to use. See https://playwright.dev/docs/test-reporters */
   reporter: [
     ['dot'],