diff --git a/.github/workflows/reusable-coveralls.yml b/.github/workflows/reusable-coveralls.yml
index a5dfc83996cb..ba8f2ffa651c 100644
--- a/.github/workflows/reusable-coveralls.yml
+++ b/.github/workflows/reusable-coveralls.yml
@@ -63,6 +63,8 @@ jobs:
           vendor/bin/phpcov merge --clover build/logs/clover.xml build/cov
 
       - name: Upload coverage to Coveralls
-        run: vendor/bin/php-coveralls --verbose --exclude-no-stmt --ansi
+        run: |
+          composer global require php-coveralls/php-coveralls
+          php-coveralls --verbose --exclude-no-stmt --ansi
         env:
           COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/admin/framework/composer.json b/admin/framework/composer.json
index b71959158a1e..7b8a30e0b0bb 100644
--- a/admin/framework/composer.json
+++ b/admin/framework/composer.json
@@ -14,7 +14,7 @@
         "ext-intl": "*",
         "ext-mbstring": "*",
         "laminas/laminas-escaper": "^2.13",
-        "psr/log": "^2.0"
+        "psr/log": "^3.0"
     },
     "require-dev": {
         "codeigniter/coding-standard": "^1.5",
diff --git a/composer.json b/composer.json
index fc44c46a49dd..3bbc37628568 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
         "ext-intl": "*",
         "ext-mbstring": "*",
         "laminas/laminas-escaper": "^2.13",
-        "psr/log": "^2.0"
+        "psr/log": "^3.0"
     },
     "require-dev": {
         "codeigniter/coding-standard": "^1.5",
@@ -25,7 +25,6 @@
         "mikey179/vfsstream": "^1.6",
         "nexusphp/cs-config": "^3.6",
         "nexusphp/tachycardia": "^1.0",
-        "php-coveralls/php-coveralls": "^2.5",
         "phpstan/extension-installer": "^1.3",
         "phpstan/phpstan": "^1.10.2",
         "phpstan/phpstan-strict-rules": "^1.5",
diff --git a/system/ThirdParty/PSR/Log/LoggerAwareInterface.php b/system/ThirdParty/PSR/Log/LoggerAwareInterface.php
index 4d64f4786adb..cc46a95147cd 100644
--- a/system/ThirdParty/PSR/Log/LoggerAwareInterface.php
+++ b/system/ThirdParty/PSR/Log/LoggerAwareInterface.php
@@ -14,5 +14,5 @@ interface LoggerAwareInterface
      *
      * @return void
      */
-    public function setLogger(LoggerInterface $logger);
+    public function setLogger(LoggerInterface $logger): void;
 }
diff --git a/system/ThirdParty/PSR/Log/LoggerAwareTrait.php b/system/ThirdParty/PSR/Log/LoggerAwareTrait.php
index 5f1553a4c810..4fb57a292263 100644
--- a/system/ThirdParty/PSR/Log/LoggerAwareTrait.php
+++ b/system/ThirdParty/PSR/Log/LoggerAwareTrait.php
@@ -19,7 +19,7 @@ trait LoggerAwareTrait
      *
      * @param LoggerInterface $logger
      */
-    public function setLogger(LoggerInterface $logger)
+    public function setLogger(LoggerInterface $logger): void
     {
         $this->logger = $logger;
     }
diff --git a/system/ThirdParty/PSR/Log/LoggerInterface.php b/system/ThirdParty/PSR/Log/LoggerInterface.php
index b4d062b9b640..b3a24b5f7e9d 100644
--- a/system/ThirdParty/PSR/Log/LoggerInterface.php
+++ b/system/ThirdParty/PSR/Log/LoggerInterface.php
@@ -27,7 +27,7 @@ interface LoggerInterface
      *
      * @return void
      */
-    public function emergency(string|\Stringable $message, array $context = []);
+    public function emergency(string|\Stringable $message, array $context = []): void;
 
     /**
      * Action must be taken immediately.
@@ -40,7 +40,7 @@ public function emergency(string|\Stringable $message, array $context = []);
      *
      * @return void
      */
-    public function alert(string|\Stringable $message, array $context = []);
+    public function alert(string|\Stringable $message, array $context = []): void;
 
     /**
      * Critical conditions.
@@ -52,7 +52,7 @@ public function alert(string|\Stringable $message, array $context = []);
      *
      * @return void
      */
-    public function critical(string|\Stringable $message, array $context = []);
+    public function critical(string|\Stringable $message, array $context = []): void;
 
     /**
      * Runtime errors that do not require immediate action but should typically
@@ -63,7 +63,7 @@ public function critical(string|\Stringable $message, array $context = []);
      *
      * @return void
      */
-    public function error(string|\Stringable $message, array $context = []);
+    public function error(string|\Stringable $message, array $context = []): void;
 
     /**
      * Exceptional occurrences that are not errors.
@@ -76,7 +76,7 @@ public function error(string|\Stringable $message, array $context = []);
      *
      * @return void
      */
-    public function warning(string|\Stringable $message, array $context = []);
+    public function warning(string|\Stringable $message, array $context = []): void;
 
     /**
      * Normal but significant events.
@@ -86,7 +86,7 @@ public function warning(string|\Stringable $message, array $context = []);
      *
      * @return void
      */
-    public function notice(string|\Stringable $message, array $context = []);
+    public function notice(string|\Stringable $message, array $context = []): void;
 
     /**
      * Interesting events.
@@ -98,7 +98,7 @@ public function notice(string|\Stringable $message, array $context = []);
      *
      * @return void
      */
-    public function info(string|\Stringable $message, array $context = []);
+    public function info(string|\Stringable $message, array $context = []): void;
 
     /**
      * Detailed debug information.
@@ -108,7 +108,7 @@ public function info(string|\Stringable $message, array $context = []);
      *
      * @return void
      */
-    public function debug(string|\Stringable $message, array $context = []);
+    public function debug(string|\Stringable $message, array $context = []): void;
 
     /**
      * Logs with an arbitrary level.
@@ -121,5 +121,5 @@ public function debug(string|\Stringable $message, array $context = []);
      *
      * @throws \Psr\Log\InvalidArgumentException
      */
-    public function log($level, string|\Stringable $message, array $context = []);
+    public function log($level, string|\Stringable $message, array $context = []): void;
 }
diff --git a/system/ThirdParty/PSR/Log/LoggerTrait.php b/system/ThirdParty/PSR/Log/LoggerTrait.php
index 920bda77f835..9c8733f957fd 100644
--- a/system/ThirdParty/PSR/Log/LoggerTrait.php
+++ b/system/ThirdParty/PSR/Log/LoggerTrait.php
@@ -20,7 +20,7 @@ trait LoggerTrait
      *
      * @return void
      */
-    public function emergency(string|\Stringable $message, array $context = [])
+    public function emergency(string|\Stringable $message, array $context = []): void
     {
         $this->log(LogLevel::EMERGENCY, $message, $context);
     }
@@ -36,7 +36,7 @@ public function emergency(string|\Stringable $message, array $context = [])
      *
      * @return void
      */
-    public function alert(string|\Stringable $message, array $context = [])
+    public function alert(string|\Stringable $message, array $context = []): void
     {
         $this->log(LogLevel::ALERT, $message, $context);
     }
@@ -51,7 +51,7 @@ public function alert(string|\Stringable $message, array $context = [])
      *
      * @return void
      */
-    public function critical(string|\Stringable $message, array $context = [])
+    public function critical(string|\Stringable $message, array $context = []): void
     {
         $this->log(LogLevel::CRITICAL, $message, $context);
     }
@@ -65,7 +65,7 @@ public function critical(string|\Stringable $message, array $context = [])
      *
      * @return void
      */
-    public function error(string|\Stringable $message, array $context = [])
+    public function error(string|\Stringable $message, array $context = []): void
     {
         $this->log(LogLevel::ERROR, $message, $context);
     }
@@ -81,7 +81,7 @@ public function error(string|\Stringable $message, array $context = [])
      *
      * @return void
      */
-    public function warning(string|\Stringable $message, array $context = [])
+    public function warning(string|\Stringable $message, array $context = []): void
     {
         $this->log(LogLevel::WARNING, $message, $context);
     }
@@ -94,7 +94,7 @@ public function warning(string|\Stringable $message, array $context = [])
      *
      * @return void
      */
-    public function notice(string|\Stringable $message, array $context = [])
+    public function notice(string|\Stringable $message, array $context = []): void
     {
         $this->log(LogLevel::NOTICE, $message, $context);
     }
@@ -109,7 +109,7 @@ public function notice(string|\Stringable $message, array $context = [])
      *
      * @return void
      */
-    public function info(string|\Stringable $message, array $context = [])
+    public function info(string|\Stringable $message, array $context = []): void
     {
         $this->log(LogLevel::INFO, $message, $context);
     }
@@ -122,7 +122,7 @@ public function info(string|\Stringable $message, array $context = [])
      *
      * @return void
      */
-    public function debug(string|\Stringable $message, array $context = [])
+    public function debug(string|\Stringable $message, array $context = []): void
     {
         $this->log(LogLevel::DEBUG, $message, $context);
     }
@@ -138,5 +138,5 @@ public function debug(string|\Stringable $message, array $context = [])
      *
      * @throws \Psr\Log\InvalidArgumentException
      */
-    abstract public function log($level, string|\Stringable $message, array $context = []);
+    abstract public function log($level, string|\Stringable $message, array $context = []): void;
 }
diff --git a/system/ThirdParty/PSR/Log/NullLogger.php b/system/ThirdParty/PSR/Log/NullLogger.php
index 56077057159d..c1cc3c0692a2 100644
--- a/system/ThirdParty/PSR/Log/NullLogger.php
+++ b/system/ThirdParty/PSR/Log/NullLogger.php
@@ -23,7 +23,7 @@ class NullLogger extends AbstractLogger
      *
      * @throws \Psr\Log\InvalidArgumentException
      */
-    public function log($level, string|\Stringable $message, array $context = [])
+    public function log($level, string|\Stringable $message, array $context = []): void
     {
         // noop
     }
diff --git a/user_guide_src/source/changelogs/v4.5.0.rst b/user_guide_src/source/changelogs/v4.5.0.rst
index da38fdd0dd02..dd5c5c8d5820 100644
--- a/user_guide_src/source/changelogs/v4.5.0.rst
+++ b/user_guide_src/source/changelogs/v4.5.0.rst
@@ -79,7 +79,7 @@ Interface Changes
 - **ResponseInterface:** The default value of the third parameter ``$expire`` of
   the ``ResponseInterface::setCookie()`` has been fixed from ``''`` to ``0``.
 - **Logger:** The `psr/log <https://packagist.org/packages/psr/log>`_ package has
-  been upgraded to v2.0.0.
+  been upgraded to v3.0.0.
 
 .. _v450-method-signature-changes: