diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 1778b3f..36cbac3 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -21,9 +21,6 @@ jobs:
     strategy:
       matrix:
         php:
-          - "5.6"
-          - "7.0"
-          - "7.1"
           - "7.2"
           - "7.3"
           - "7.4"
@@ -122,7 +119,7 @@ jobs:
     strategy:
       matrix:
         php:
-          - "7.2"
+          - "7.4"
 
     steps:
       - name: "Checkout"
diff --git a/composer.json b/composer.json
index 56f5722..8a3a5ba 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
         "role": "Developer (original JS version)"
     }],
     "require": {
-        "php": ">=5.6.0",
+        "php": ">=7.2",
         "ext-mbstring": "*",
         "psr/log": "^1.0.1 || ^2.0 || ^3.0",
         "masterminds/html5": "^2.7"