diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 8ee0f073..40f8ad58 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -29,10 +29,10 @@ jobs:
                 coverage-extension: ["none"]
                 # Add more specific tests
                 include:
-                  #- { php-version: '8.2', experimental: false, os: macos-latest, php-extensions: 'bcmath, imagick, gd', coverage-extension: 'none' }
-                  - { php-version: '8.2', experimental: false, os: windows-latest, php-extensions: 'bcmath, imagick, gd', coverage-extension: 'none' }
-                  - { php-version: '8.3', experimental: true, os: ubuntu-latest, php-extensions: 'bcmath, imagick, gd', coverage-extension: 'pcov' }
-                  - { php-version: 'nightly', experimental: true, os: ubuntu-latest, php-extensions: 'bcmath, imagick, gd', coverage-extension: 'pcov' }
+                  #- { php-version: '8.2', experimental: false, os: macos-latest, php-extensions: 'bcmath, curl, imagick, gd', coverage-extension: 'none' }
+                  - { php-version: '8.2', experimental: false, os: windows-latest, php-extensions: 'bcmath, curl, imagick, gd', coverage-extension: 'none' }
+                  - { php-version: '8.3', experimental: true, os: ubuntu-latest, php-extensions: 'bcmath, curl, imagick, gd', coverage-extension: 'pcov' }
+                  - { php-version: 'nightly', experimental: true, os: ubuntu-latest, php-extensions: 'bcmath, curl, imagick, gd', coverage-extension: 'pcov' }
         env:
             PDFINFO_BINARY: ${{ (matrix.os == 'ubuntu-latest') && '/usr/bin/pdfinfo' || ((matrix.os == 'macos-latest') && '/usr/local/bin/pdfinfo' || 'C:\ProgramData\Chocolatey\bin\pdfinfo.exe') }}
         steps:
diff --git a/CHANGELOG.TXT b/CHANGELOG.TXT
index 9262c5ba..a6485e3a 100644
--- a/CHANGELOG.TXT
+++ b/CHANGELOG.TXT
@@ -1,11 +1,10 @@
 6.8.0 (2024-12-23)
-	- Requires PHP 7.1+.
+	- Requires PHP 7.1+ and curl extension.
 	- Escape error message.
 	- Use strict time-constant function to compare TCPDF-tag hashes.
 	- Add K_CURLOPTS config array to set custom cURL options (NOTE: some defaults have changed).
 	- Add some addTTFfont fixes from tc-lib-pdf-font.
 
-
 6.7.8 (2024-12-13)
 	- Improve SVG detection by checking for (mandatory) namespace.
 	- Use late state binding now that minimum PHP version is 5.5.
diff --git a/composer.json b/composer.json
index deef9955..b0db2889 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,8 @@
         }
     ],
     "require": {
-        "php": ">=7.1.0"
+        "php": ">=7.1.0",
+        "ext-curl": "*"
     },
     "autoload": {
         "classmap": [