diff --git a/.github/workflows/trigger_chromium_build.yml b/.github/workflows/trigger_build_chromium.yml
similarity index 91%
rename from .github/workflows/trigger_chromium_build.yml
rename to .github/workflows/trigger_build_chromium.yml
index 11f0fe72be..1d3777ce90 100644
--- a/.github/workflows/trigger_chromium_build.yml
+++ b/.github/workflows/trigger_build_chromium.yml
@@ -7,7 +7,7 @@ on:
       - release-*
     paths:
       - browser_patches/chromium/BUILD_NUMBER
-      - .github/workflows/trigger_chromium_build.yml
+      - .github/workflows/trigger_build_chromium.yml
 
 jobs:
   trigger:
diff --git a/.github/workflows/trigger_build_ffmpeg.yml b/.github/workflows/trigger_build_ffmpeg.yml
new file mode 100644
index 0000000000..457bd573bb
--- /dev/null
+++ b/.github/workflows/trigger_build_ffmpeg.yml
@@ -0,0 +1,24 @@
+name: "FFMPEG Builder"
+
+on:
+  push:
+    branches:
+      - master
+      - release-*
+    paths:
+      - browser_patches/ffmpeg/BUILD_NUMBER
+      - .github/workflows/trigger_build_ffmpeg.yml
+
+jobs:
+  trigger:
+    name: "trigger"
+    runs-on: ubuntu-18.04
+    steps:
+    - run: |
+        curl -X POST \
+          -H "Accept: application/vnd.github.v3+json" \
+          -H "Authorization: token ${GH_TOKEN}" \
+          --data '{"event_type": "build_ffmpeg"}' \
+          https://api.github.com/repos/microsoft/playwright-internal/dispatches
+      env:
+        GH_TOKEN: ${{ secrets.REPOSITORY_DISPATCH_PERSONAL_ACCESS_TOKEN }}
diff --git a/.github/workflows/trigger_build_firefox.yml b/.github/workflows/trigger_build_firefox.yml
new file mode 100644
index 0000000000..e1baa4a3f4
--- /dev/null
+++ b/.github/workflows/trigger_build_firefox.yml
@@ -0,0 +1,24 @@
+name: "Firefox Builder"
+
+on:
+  push:
+    branches:
+      - master
+      - release-*
+    paths:
+      - browser_patches/firefox/BUILD_NUMBER
+      - .github/workflows/trigger_build_firefox.yml
+
+jobs:
+  trigger:
+    name: "trigger"
+    runs-on: ubuntu-18.04
+    steps:
+    - run: |
+        curl -X POST \
+          -H "Accept: application/vnd.github.v3+json" \
+          -H "Authorization: token ${GH_TOKEN}" \
+          --data '{"event_type": "build_firefox"}' \
+          https://api.github.com/repos/microsoft/playwright-internal/dispatches
+      env:
+        GH_TOKEN: ${{ secrets.REPOSITORY_DISPATCH_PERSONAL_ACCESS_TOKEN }}
diff --git a/.github/workflows/trigger_build_webkit.yml b/.github/workflows/trigger_build_webkit.yml
new file mode 100644
index 0000000000..4450aedc10
--- /dev/null
+++ b/.github/workflows/trigger_build_webkit.yml
@@ -0,0 +1,24 @@
+name: "WebKit Builder"
+
+on:
+  push:
+    branches:
+      - master
+      - release-*
+    paths:
+      - browser_patches/webkit/BUILD_NUMBER
+      - .github/workflows/trigger_build_webkit.yml
+
+jobs:
+  trigger:
+    name: "trigger"
+    runs-on: ubuntu-18.04
+    steps:
+    - run: |
+        curl -X POST \
+          -H "Accept: application/vnd.github.v3+json" \
+          -H "Authorization: token ${GH_TOKEN}" \
+          --data '{"event_type": "build_webkit"}' \
+          https://api.github.com/repos/microsoft/playwright-internal/dispatches
+      env:
+        GH_TOKEN: ${{ secrets.REPOSITORY_DISPATCH_PERSONAL_ACCESS_TOKEN }}
diff --git a/.github/workflows/trigger_build_winldd.yml b/.github/workflows/trigger_build_winldd.yml
new file mode 100644
index 0000000000..95de9d2832
--- /dev/null
+++ b/.github/workflows/trigger_build_winldd.yml
@@ -0,0 +1,24 @@
+name: "WinLDD Builder"
+
+on:
+  push:
+    branches:
+      - master
+      - release-*
+    paths:
+      - browser_patches/winldd/BUILD_NUMBER
+      - .github/workflows/trigger_build_winldd.yml
+
+jobs:
+  trigger:
+    name: "trigger"
+    runs-on: ubuntu-18.04
+    steps:
+    - run: |
+        curl -X POST \
+          -H "Accept: application/vnd.github.v3+json" \
+          -H "Authorization: token ${GH_TOKEN}" \
+          --data '{"event_type": "build_winldd"}' \
+          https://api.github.com/repos/microsoft/playwright-internal/dispatches
+      env:
+        GH_TOKEN: ${{ secrets.REPOSITORY_DISPATCH_PERSONAL_ACCESS_TOKEN }}