diff --git a/.github/workflows/php-cs-stan-unit.yml b/.github/workflows/php-cs-stan-unit.yml
index d28d2b0..52c9a77 100644
--- a/.github/workflows/php-cs-stan-unit.yml
+++ b/.github/workflows/php-cs-stan-unit.yml
@@ -164,7 +164,7 @@ jobs:
           filename: 'clover.xml'
 
       - name: 'Export coverage results'
-        uses: 'codecov/codecov-action@v3'
+        uses: 'codecov/codecov-action@v4'
         with:
           files: './clover.xml'
           env_vars: PHP_VERSION
diff --git a/.github/workflows/php-unit.yml b/.github/workflows/php-unit.yml
index f8e6487..6f9c1a2 100644
--- a/.github/workflows/php-unit.yml
+++ b/.github/workflows/php-unit.yml
@@ -102,7 +102,7 @@ jobs:
           filename: 'clover.xml'
 
       - name: 'Export coverage results'
-        uses: 'codecov/codecov-action@v3'
+        uses: 'codecov/codecov-action@v4'
         with:
           files: './clover.xml'
           env_vars: PHP_VERSION