diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7f54539..17dfc3f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 ## [Unreleased]
 
+## [1.4.2] - 2020-06-04
+  * Fixed: ignore SIGINTs to let the restarted process handle them.
+
 ## [1.4.1] - 2020-03-01
   * Fixed: restart fails if an ini file is empty.
 
@@ -57,7 +60,8 @@
   * Break: the following class was renamed:
     - `Composer\XdebugHandler` -> `Composer\XdebugHandler\XdebugHandler`
 
-[Unreleased]: https://github.com/composer/xdebug-handler/compare/1.4.1...HEAD
+[Unreleased]: https://github.com/composer/xdebug-handler/compare/1.4.2...HEAD
+[1.4.2]: https://github.com/composer/xdebug-handler/compare/1.4.1...1.4.2
 [1.4.1]: https://github.com/composer/xdebug-handler/compare/1.4.0...1.4.1
 [1.4.0]: https://github.com/composer/xdebug-handler/compare/1.3.3...1.4.0
 [1.3.3]: https://github.com/composer/xdebug-handler/compare/1.3.2...1.3.3
diff --git a/README.md b/README.md
index 43d38d9..c23b7a0 100644
--- a/README.md
+++ b/README.md
@@ -75,6 +75,7 @@ There are a few things to be aware of when running inside a restarted process.
 * Extensions set on the command-line will not be loaded.
 * Ini file locations will be reported as per the restart - see [getAllIniFiles()](#getallinifiles).
 * Php sub-processes may be loaded with Xdebug enabled - see [Process configuration](#process-configuration).
+* On Windows `sapi_windows_set_ctrl_handler` handlers will not receive CTRL events.
 
 ### Helper methods
 These static methods provide information from the current process, regardless of whether it has been restarted or not.
diff --git a/src/XdebugHandler.php b/src/XdebugHandler.php
index e4f1bd0..cd5776c 100644
--- a/src/XdebugHandler.php
+++ b/src/XdebugHandler.php
@@ -256,7 +256,8 @@ protected function restart($command)
      */
     private function doRestart($command)
     {
-        // ignore SIGINTs here so the child process can receive and handle them
+        // Ignore SIGINTs here so the child process can handle them. To replicate this
+        // on Windows we would need to use proc_open (PHP 7.4+) rather than passthru.
         if (function_exists('pcntl_async_signals') && function_exists('pcntl_signal')) {
             pcntl_async_signals(true);
             pcntl_signal(SIGINT, SIG_IGN);