diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 45aeef0..7382012 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -11,13 +11,13 @@ jobs:
       VUFIND_LOCAL_DIR: $GITHUB_WORKSPACE/local
     strategy:
       matrix:
-        php-version: ['7.4', '8.0', '8.1']
+        php-version: ['8.0', '8.1', '8.2']
         include:
-          - php-version: 7.4
-            phing_tasks: "phpunitfast"
           - php-version: 8.0
             phing_tasks: "phpunitfast"
           - php-version: 8.1
+            phing_tasks: "phpunitfast"
+          - php-version: 8.2
             phing_tasks: "phpunitfast phpcs-console php-cs-fixer-dryrun phpstan-console"
 
     steps:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6b2c504..55af199 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,7 +10,7 @@ All notable changes to this project will be documented in this file, in reverse
 
 ### Changed
 
-- The minimum PHP version requirement has been raised to 7.4.1.
+- The minimum PHP version requirement has been raised to 8.0.
 
 ### Deprecated
 
diff --git a/build.xml b/build.xml
index 7f38279..c36bfc4 100644
--- a/build.xml
+++ b/build.xml
@@ -33,10 +33,8 @@
     <phingcall target="phpcs"/>
     <phingcall target="phpunit"/>
     <phingcall target="phpdoc"/>
-    <phingcall target="phpcpd"/>
     <phingcall target="phpmd"/>
     <phingcall target="pdepend"/>
-    <phingcall target="phploc"/>
     <phingcall target="phpstan-checkstyle"/>
   </target>
 
@@ -45,21 +43,11 @@
     <exec command="${srcdir}/vendor/bin/phpmd ${srcdir}/src xml ${srcdir}/tests/phpmd.xml --exclude ${srcdir}/tests --reportfile ${builddir}/reports/phpmd.xml" />
   </target>
 
-  <!-- Measure project with phploc -->
-  <target name="phploc">
-    <exec command="${srcdir}/vendor/bin/phploc --log-csv ${builddir}/reports/phploc.csv ${srcdir}/src" />
-  </target>
-
   <!-- PHP_Depend code analysis -->
   <target name="pdepend">
     <exec command="${srcdir}/vendor/bin/pdepend --jdepend-xml=${builddir}/reports/jdepend.xml --jdepend-chart=${builddir}/reports/dependencies.svg --overview-pyramid=${builddir}/reports/pdepend-pyramid.svg ${srcdir}/src" />
   </target>
 
-  <!-- PHP copy-and-paste detection -->
-  <target name="phpcpd">
-    <exec command="${srcdir}/vendor/bin/phpcpd --log-pmd ${builddir}/reports/pmd-cpd.xml --exclude tests ${srcdir}/src" />
-  </target>
-
   <!-- PHP CodeSniffer -->
   <target name="phpcbf">
     <exec command="${srcdir}/vendor/bin/phpcbf --standard=${srcdir}/tests/phpcs.xml" escape="false" passthru="true" checkreturn="true" />
diff --git a/composer.json b/composer.json
index eefb6bb..7670a61 100644
--- a/composer.json
+++ b/composer.json
@@ -19,21 +19,19 @@
     },
     "config": {
         "platform": {
-            "php": "7.4.1"
+            "php": "8.0"
         }
     },
     "require": {
-        "php": ">=7.4.1"
+        "php": ">=8.0"
     },
     "require-dev": {
-        "friendsofphp/php-cs-fixer": "3.14.4",
+        "friendsofphp/php-cs-fixer": "3.26.1",
         "pear/http_request2": "2.5.1",
-        "phploc/phploc": "7.0.2",
         "phpmd/phpmd": "2.13.0",
-        "phpstan/phpstan": "1.10.3",
-        "phpunit/phpunit": "9.6.4",
+        "phpstan/phpstan": "1.10.34",
+        "phpunit/phpunit": "9.6.12",
         "phing/phing": "2.17.4",
-        "sebastian/phpcpd": "6.0.3",
         "squizlabs/php_codesniffer": "3.7.2"
     }
 }
diff --git a/src/VuFindCode/EAN.php b/src/VuFindCode/EAN.php
index 823150b..c8f7821 100644
--- a/src/VuFindCode/EAN.php
+++ b/src/VuFindCode/EAN.php
@@ -29,6 +29,9 @@
 
 namespace VuFindCode;
 
+use function intval;
+use function strlen;
+
 /**
  * EAN Class
  *
diff --git a/src/VuFindCode/ISBN.php b/src/VuFindCode/ISBN.php
index beac643..ce85bec 100644
--- a/src/VuFindCode/ISBN.php
+++ b/src/VuFindCode/ISBN.php
@@ -29,6 +29,9 @@
 
 namespace VuFindCode;
 
+use function intval;
+use function strlen;
+
 /**
  * ISBN Class
  *
diff --git a/src/VuFindCode/ISMN.php b/src/VuFindCode/ISMN.php
index 2b6c262..83d219c 100644
--- a/src/VuFindCode/ISMN.php
+++ b/src/VuFindCode/ISMN.php
@@ -29,6 +29,8 @@
 
 namespace VuFindCode;
 
+use function strlen;
+
 /**
  * ISMN Class
  *
diff --git a/tests/vufind.php-cs-fixer.php b/tests/vufind.php-cs-fixer.php
index ad9f3ff..25898bc 100644
--- a/tests/vufind.php-cs-fixer.php
+++ b/tests/vufind.php-cs-fixer.php
@@ -5,7 +5,7 @@
     ->in(__DIR__ . '/../src');
 
 $rules = [
-    '@PHP74Migration' => true,
+    '@PHP80Migration' => true,
     '@PHPUnit84Migration:risky' => true,
     '@PSR12' => true,
     'align_multiline_comment' => true,
@@ -17,12 +17,22 @@
     'class_attributes_separation' => ['elements' => ['method' => 'one', 'property' => 'one']],
     'concat_space' => ['spacing' => 'one'],
     'ereg_to_preg' => true,
-    'function_typehint_space' => true,
+    'get_class_to_class_keyword' => true,
+    'global_namespace_import' => [
+        'import_functions' => true,
+        'import_classes' => null,
+    ],
     'is_null' => true,
     'linebreak_after_opening_tag' => true,
     'lowercase_cast' => true,
     'magic_constant_casing' => true,
+    'modernize_strpos' => true,
     'native_function_casing' => true,
+    'native_function_invocation' => [
+        'strict' => true,
+        'scope' => 'namespaced',
+    ],
+    'no_alias_functions' => true,
     'no_blank_lines_after_class_opening' => true,
     'no_empty_comment' => true,
     'no_empty_phpdoc' => true,
@@ -31,21 +41,29 @@
     'no_leading_import_slash' => true,
     'no_leading_namespace_whitespace' => true,
     'no_mixed_echo_print' => true,
+    'no_php4_constructor' => true,
     'no_singleline_whitespace_before_semicolons' => true,
     'no_spaces_around_offset' => true,
     'no_unneeded_control_parentheses' => true,
     'no_unneeded_curly_braces' => true,
+    'no_unneeded_final_method' => true,
+    'no_unreachable_default_argument_value' => true,
     'no_unused_imports' => true,
     'no_useless_return' => true,
     'no_whitespace_in_blank_line' => true,
     'non_printable_character' => true,
-    'ordered_imports' => true,
+    'ordered_imports' => [
+        'imports_order' => ['class', 'function', 'const'],
+        'sort_algorithm' => 'alpha',
+    ],
     'phpdoc_no_access' => true,
     'php_unit_method_casing' => true,
     'pow_to_exponentiation' => true,
     'single_line_after_imports' => true,
+    'single_quote' => true,
     'standardize_not_equals' => true,
     'ternary_operator_spaces' => true,
+    'type_declaration_spaces' => true,
 ];
 
 $cacheDir = __DIR__ . '/../.php_cs_cache';