diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 241e34ad..025c2a16 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -25,7 +25,7 @@ jobs:
         uses: actions/checkout@v2.3.4
 
       - name: "Install PHP with extensions"
-        uses: shivammathur/setup-php@2.14.0
+        uses: shivammathur/setup-php@2.15.0
         with:
           coverage: none
           extensions: "mbstring, json"
@@ -77,7 +77,7 @@ jobs:
         uses: actions/checkout@v2.3.4
 
       - name: "Install PHP with extensions"
-        uses: shivammathur/setup-php@2.14.0
+        uses: shivammathur/setup-php@2.15.0
         with:
           coverage: none
           extensions: "mbstring, json"
@@ -128,7 +128,7 @@ jobs:
         uses: actions/checkout@v2.3.4
 
       - name: "Install PHP with extensions"
-        uses: shivammathur/setup-php@2.14.0
+        uses: shivammathur/setup-php@2.15.0
         with:
           coverage: none
           extensions: "mbstring, json"
@@ -174,7 +174,7 @@ jobs:
         uses: actions/checkout@v2.3.4
 
       - name: "Install PHP with extensions"
-        uses: shivammathur/setup-php@2.14.0
+        uses: shivammathur/setup-php@2.15.0
         with:
           coverage: pcov
           extensions: "mbstring, json"
@@ -214,7 +214,7 @@ jobs:
         uses: actions/checkout@v2.3.4
 
       - name: "Install PHP with extensions"
-        uses: shivammathur/setup-php@2.14.0
+        uses: shivammathur/setup-php@2.15.0
         with:
           coverage: pcov
           extensions: "mbstring"