diff --git a/Pipes/WindowsPipes.php b/Pipes/WindowsPipes.php
index 1619e632..e8e6f139 100644
--- a/Pipes/WindowsPipes.php
+++ b/Pipes/WindowsPipes.php
@@ -17,8 +17,8 @@
 /**
  * WindowsPipes implementation uses temporary files as handles.
  *
- * @see https://bugs.php.net/bug.php?id=51800
- * @see https://bugs.php.net/bug.php?id=65650
+ * @see https://bugs.php.net/51800
+ * @see https://bugs.php.net/65650
  *
  * @author Romain Neutron <imprec@gmail.com>
  *
@@ -43,7 +43,7 @@ public function __construct($input, $haveReadSupport)
             // Fix for PHP bug #51800: reading from STDOUT pipe hangs forever on Windows if the output is too big.
             // Workaround for this problem is to use temporary files instead of pipes on Windows platform.
             //
-            // @see https://bugs.php.net/bug.php?id=51800
+            // @see https://bugs.php.net/51800
             $pipes = [
                 Process::STDOUT => Process::OUT,
                 Process::STDERR => Process::ERR,
@@ -105,8 +105,8 @@ public function getDescriptors()
             ];
         }
 
-        // We're not using pipe on Windows platform as it hangs (https://bugs.php.net/bug.php?id=51800)
-        // We're not using file handles as it can produce corrupted output https://bugs.php.net/bug.php?id=65650
+        // We're not using pipe on Windows platform as it hangs (https://bugs.php.net/51800)
+        // We're not using file handles as it can produce corrupted output https://bugs.php.net/65650
         // So we redirect output within the commandline and pass the nul device to the process
         return [
             ['pipe', 'r'],
diff --git a/Process.php b/Process.php
index 68cc6c65..d592be27 100644
--- a/Process.php
+++ b/Process.php
@@ -152,8 +152,8 @@ public function __construct($commandline, $cwd = null, array $env = null, $input
 
         // on Windows, if the cwd changed via chdir(), proc_open defaults to the dir where PHP was started
         // on Gnu/Linux, PHP builds with --enable-maintainer-zts are also affected
-        // @see : https://bugs.php.net/bug.php?id=51800
-        // @see : https://bugs.php.net/bug.php?id=50524
+        // @see : https://bugs.php.net/51800
+        // @see : https://bugs.php.net/50524
         if (null === $this->cwd && (\defined('ZEND_THREAD_SAFE') || '\\' === \DIRECTORY_SEPARATOR)) {
             $this->cwd = getcwd();
         }
@@ -451,7 +451,7 @@ public function getPid()
     /**
      * Sends a POSIX signal to the process.
      *
-     * @param int $signal A valid POSIX signal (see http://www.php.net/manual/en/pcntl.constants.php)
+     * @param int $signal A valid POSIX signal (see https://php.net/pcntl.constants)
      *
      * @return $this
      *
@@ -1578,7 +1578,7 @@ private function resetProcessData()
     /**
      * Sends a POSIX signal to the process.
      *
-     * @param int  $signal         A valid POSIX signal (see http://www.php.net/manual/en/pcntl.constants.php)
+     * @param int  $signal         A valid POSIX signal (see https://php.net/pcntl.constants)
      * @param bool $throwException Whether to throw exception in case signal failed
      *
      * @return bool True if the signal was sent successfully, false otherwise
diff --git a/ProcessUtils.php b/ProcessUtils.php
index c06aa247..00acde0a 100644
--- a/ProcessUtils.php
+++ b/ProcessUtils.php
@@ -44,8 +44,8 @@ public static function escapeArgument($argument)
 
         //Fix for PHP bug #43784 escapeshellarg removes % from given string
         //Fix for PHP bug #49446 escapeshellarg doesn't work on Windows
-        //@see https://bugs.php.net/bug.php?id=43784
-        //@see https://bugs.php.net/bug.php?id=49446
+        //@see https://bugs.php.net/43784
+        //@see https://bugs.php.net/49446
         if ('\\' === \DIRECTORY_SEPARATOR) {
             if ('' === $argument) {
                 return escapeshellarg($argument);
diff --git a/Tests/ProcessTest.php b/Tests/ProcessTest.php
index 18fef4ff..ab6f0b00 100644
--- a/Tests/ProcessTest.php
+++ b/Tests/ProcessTest.php
@@ -1178,7 +1178,7 @@ public function pipesCodeProvider()
         ];
 
         if ('\\' === \DIRECTORY_SEPARATOR) {
-            // Avoid XL buffers on Windows because of https://bugs.php.net/bug.php?id=65650
+            // Avoid XL buffers on Windows because of https://bugs.php.net/65650
             $sizes = [1, 2, 4, 8];
         } else {
             $sizes = [1, 16, 64, 1024, 4096];