diff --git a/UPGRADE-4.0.md b/UPGRADE-4.0.md
index 86edf3f42e9e4..03527692321b9 100644
--- a/UPGRADE-4.0.md
+++ b/UPGRADE-4.0.md
@@ -438,6 +438,8 @@ Process
 
  * Extending `Process::run()`, `Process::mustRun()` and `Process::restart()` is
    not supported anymore.
+   
+ * The `getEnhanceWindowsCompatibility()` and `setEnhanceWindowsCompatibility()` methods of the `Process` class have been removed.
 
 ProxyManager
 ------------
diff --git a/src/Symfony/Component/Process/CHANGELOG.md b/src/Symfony/Component/Process/CHANGELOG.md
index 8cbd98f23f779..ed563c2bfa0c9 100644
--- a/src/Symfony/Component/Process/CHANGELOG.md
+++ b/src/Symfony/Component/Process/CHANGELOG.md
@@ -14,6 +14,7 @@ CHANGELOG
    methods of the `Process` class have been removed
  * support for passing `proc_open()` options has been removed
  * removed the `ProcessBuilder` class, use the `Process` class instead
+ * removed the `getEnhanceWindowsCompatibility()` and `setEnhanceWindowsCompatibility()` methods of the `Process` class
 
 3.4.0
 -----
diff --git a/src/Symfony/Component/VarDumper/CHANGELOG.md b/src/Symfony/Component/VarDumper/CHANGELOG.md
index b763756aed02d..123e282d6fbe9 100644
--- a/src/Symfony/Component/VarDumper/CHANGELOG.md
+++ b/src/Symfony/Component/VarDumper/CHANGELOG.md
@@ -7,6 +7,10 @@ CHANGELOG
  * support for passing `\ReflectionClass` instances to the `Caster::castObject()`
    method has been dropped, pass class names as strings instead
  * the `Data::getRawData()` method has been removed
+ * the `VarDumperTestTrait::assertDumpEquals()` method expects a 3rd `$context = null`
+   argument and moves `$message = ''` argument at 4th position.
+ * the `VarDumperTestTrait::assertDumpMatchesFormat()` method expects a 3rd `$context = null`
+   argument and moves `$message = ''` argument at 4th position.
 
 2.7.0
 -----
diff --git a/src/Symfony/Component/Yaml/CHANGELOG.md b/src/Symfony/Component/Yaml/CHANGELOG.md
index 7e58a6fc1deb4..64e550db37625 100644
--- a/src/Symfony/Component/Yaml/CHANGELOG.md
+++ b/src/Symfony/Component/Yaml/CHANGELOG.md
@@ -23,6 +23,7 @@ CHANGELOG
    the parser and dumper is no longer supported, pass bitmask flags instead
  * the constructor arguments of the `Parser` class have been removed
  * the `Inline` class is internal and no longer part of the BC promise
+ * removed support for the `!str` tag, use the `!!str` tag instead
 
 3.4.0
 -----