diff --git a/.github/workflows/coding-standards.yml b/.github/workflows/coding-standards.yml
index 4e660b208bd..4d42ad000e5 100644
--- a/.github/workflows/coding-standards.yml
+++ b/.github/workflows/coding-standards.yml
@@ -1,6 +1,14 @@
 name: "Coding Standards"
 
-on: ["pull_request", "push"]
+on:
+  pull_request:
+    branches:
+      - "*.x"
+      - "master"
+  push:
+    branches:
+      - "*.x"
+      - "master"
 
 jobs:
   coding-standards:
diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 07abf4152cc..13fc8597b08 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -1,74 +1,17 @@
 
 name: "Continuous Integration"
 
-on: ["pull_request", "push"]
+on:
+  pull_request:
+    branches:
+      - "*.x"
+      - "master"
+  push:
+    branches:
+      - "*.x"
+      - "master"
 
 jobs:
-  static-analysis-phpstan:
-    name: "Static Analysis with PHPStan"
-    runs-on: "ubuntu-20.04"
-
-    strategy:
-      matrix:
-        php-version:
-          - "7.4"
-
-    steps:
-      - name: "Checkout code"
-        uses: "actions/checkout@v2"
-
-      - name: "Install PHP"
-        uses: "shivammathur/setup-php@v2"
-        with:
-          coverage: "none"
-          php-version: "${{ matrix.php-version }}"
-          tools: "cs2pr"
-
-      - name: "Cache dependencies installed with composer"
-        uses: "actions/cache@v2"
-        with:
-          path: "~/.composer/cache"
-          key: "php-${{ matrix.php-version }}-composer-locked-${{ hashFiles('composer.lock') }}"
-          restore-keys: "php-${{ matrix.php-version }}-composer-locked-"
-
-      - name: "Install dependencies with composer"
-        run: "composer install --no-interaction --no-progress --no-suggest"
-
-      - name: "Run a static analysis with phpstan/phpstan"
-        run: "vendor/bin/phpstan analyse --error-format=checkstyle | cs2pr"
-
-  static-analysis-psalm:
-    name: "Static Analysis with Psalm"
-    runs-on: "ubuntu-20.04"
-
-    strategy:
-      matrix:
-        php-version:
-          - "7.4"
-
-    steps:
-      - name: "Checkout code"
-        uses: "actions/checkout@v2"
-
-      - name: "Install PHP"
-        uses: "shivammathur/setup-php@v2"
-        with:
-          coverage: "none"
-          php-version: "${{ matrix.php-version }}"
-
-      - name: "Cache dependencies installed with composer"
-        uses: "actions/cache@v2"
-        with:
-          path: "~/.composer/cache"
-          key: "php-${{ matrix.php-version }}-composer-locked-${{ hashFiles('composer.lock') }}"
-          restore-keys: "php-${{ matrix.php-version }}-composer-locked-"
-
-      - name: "Install dependencies with composer"
-        run: "composer install --no-interaction --no-progress --no-suggest"
-
-      - name: "Run a static analysis with vimeo/psalm"
-        run: "vendor/bin/psalm --show-info=false --stats --output-format=github --threads=4"
-
   phpunit-oci8:
     name: "PHPUnit on OCI8"
     runs-on: "ubuntu-20.04"
@@ -142,7 +85,7 @@ jobs:
           coverage: "pcov"
 
       - name: "Cache dependencies installed with composer"
-        uses: "actions/cache@v1"
+        uses: "actions/cache@v2"
         with:
           path: "~/.composer/cache"
           key: "php-${{ matrix.php-version }}-composer-locked-${{ hashFiles('composer.lock') }}"
diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
new file mode 100644
index 00000000000..777c82f0ea8
--- /dev/null
+++ b/.github/workflows/static-analysis.yml
@@ -0,0 +1,62 @@
+
+name: "Static Analysis"
+
+on:
+  pull_request:
+    branches:
+      - "*.x"
+      - "master"
+  push:
+    branches:
+      - "*.x"
+      - "master"
+
+jobs:
+  static-analysis-phpstan:
+    name: "Static Analysis with PHPStan"
+    runs-on: "ubuntu-20.04"
+
+    strategy:
+      matrix:
+        php-version:
+          - "7.4"
+
+    steps:
+      - name: "Checkout code"
+        uses: "actions/checkout@v2"
+
+      - name: "Install PHP"
+        uses: "shivammathur/setup-php@v2"
+        with:
+          coverage: "none"
+          php-version: "${{ matrix.php-version }}"
+          tools: "cs2pr"
+
+      - name: "Cache dependencies installed with composer"
+        uses: "actions/cache@v2"
+        with:
+          path: "~/.composer/cache"
+          key: "php-${{ matrix.php-version }}-composer-locked-${{ hashFiles('composer.lock') }}"
+          restore-keys: "php-${{ matrix.php-version }}-composer-locked-"
+
+      - name: "Install dependencies with composer"
+        run: "composer install --no-interaction --no-progress --no-suggest"
+
+      - name: "Run a static analysis with phpstan/phpstan"
+        run: "vendor/bin/phpstan analyse --error-format=checkstyle | cs2pr"
+
+  static-analysis-psalm:
+    name: "Static Analysis with Psalm"
+    runs-on: "ubuntu-20.04"
+
+    strategy:
+      matrix:
+        php-version:
+          - "7.4"
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Psalm
+        uses: docker://vimeo/psalm-github-actions