diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 86bbd05..771a344 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: "ubuntu-latest"
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
@@ -35,7 +35,7 @@ jobs:
     runs-on: "ubuntu-latest"
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
@@ -52,7 +52,7 @@ jobs:
     runs-on: "ubuntu-latest"
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
@@ -65,7 +65,7 @@ jobs:
         id: composer-cache
         run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
       - name: Cache dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
@@ -80,7 +80,7 @@ jobs:
     runs-on: "ubuntu-latest"
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
@@ -93,7 +93,7 @@ jobs:
         id: composer-cache
         run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
       - name: Cache dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
@@ -104,18 +104,18 @@ jobs:
         run: psalm --no-progress
 
   tests:
-    name: Tests on PHP ${{ matrix.php-versions }}
+    name: Tests on PHP ${{ matrix.php-version }}
     runs-on: "ubuntu-latest"
     strategy:
       matrix:
-        php-versions: ['7.3', '7.4', '8.0', '8.1', '8.2', '8.3']
+        php-version: ['7.3', '7.4', '8.0', '8.1', '8.2', '8.3']
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: ${{ matrix.php-versions }}
+          php-version: ${{ matrix.php-version }}
           coverage: none
           tools: composer:v2
         env:
@@ -124,7 +124,7 @@ jobs:
         id: composer-cache
         run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
       - name: Cache dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index a52426d..5c578c9 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: "ubuntu-latest"
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
@@ -28,7 +28,7 @@ jobs:
         id: composer-cache
         run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
       - name: Cache dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
@@ -38,7 +38,7 @@ jobs:
       - name: Create code coverage
         run: vendor/bin/phpunit --testdox --verbose --coverage-xml=build/coverage --coverage-clover=build/coverage/clover.xml --log-junit=build/coverage/junit.xml
       - name: Store code coverage
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: code-coverage
           path: build/coverage
@@ -49,7 +49,7 @@ jobs:
     runs-on: "ubuntu-latest"
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
@@ -62,7 +62,7 @@ jobs:
         id: composer-cache
         run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
       - name: Cache dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
@@ -70,7 +70,7 @@ jobs:
       - name: Install project dependencies
         run: composer upgrade --no-interaction --no-progress --prefer-dist
       - name: Obtain code coverage
-        uses: actions/download-artifact@v4.1.7
+        uses: actions/download-artifact@v4
         with:
           name: code-coverage
           path: build/coverage
@@ -107,7 +107,7 @@ jobs:
     runs-on: "ubuntu-latest"
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Unshallow clone to provide blame information
         run: git fetch --unshallow
       - name: Setup PHP
@@ -120,7 +120,7 @@ jobs:
         id: composer-cache
         run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
       - name: Cache dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
@@ -128,7 +128,7 @@ jobs:
       - name: Install project dependencies
         run: composer upgrade --no-interaction --no-progress --prefer-dist
       - name: Obtain code coverage
-        uses: actions/download-artifact@v4.1.7
+        uses: actions/download-artifact@v4
         with:
           name: code-coverage
           path: build/coverage
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 2a3ba16..eb096be 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -9,6 +9,12 @@ Usamos [Versionado Semántico 2.0.0](SEMVER.md) por lo que puedes usar esta libr
 Pueden aparecer cambios no liberados que se integran a la rama principal, pero no ameritan una nueva liberación de
 versión, aunque sí su incorporación en la rama principal de trabajo. Generalmente, se tratan de cambios en el desarrollo.
 
+### Mantenimiento 2024-09-09
+
+- En los flujos de trabajo de GitHub:
+  - Se actualizan las acciones a versión 4.
+  - Se usa la varible `matrix.php-version` en lugar de `matrix.php-versions`.
+
 ### Mantenimiento 2024-01-22
 
 - Se actualiza el año de la licencia.