diff --git a/docs/ClangTools.rst b/docs/ClangTools.rst
index 419b63c164f2a8a171132b9f14bb1aa3fc7f5b82..8957541c25047c3030a1d3be6974b38d469a4adf 100644
--- a/docs/ClangTools.rst
+++ b/docs/ClangTools.rst
@@ -94,7 +94,7 @@ refactoring tools, e.g. to do a reformatting of all the lines changed during a
 renaming.
 
 ``clang-modernize``
-~~~~~~~~~~~~~~~~~
+~~~~~~~~~~~~~~~~~~~
 ``clang-modernize`` migrates C++ code to use C++11 features where appropriate.
 Currently it can:
 
diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst
index 28c19716ee455b535fcbd0a3872190ed705601ae..df27af90b490bc192b93e6df91eb5636911b5921 100644
--- a/docs/ReleaseNotes.rst
+++ b/docs/ReleaseNotes.rst
@@ -88,6 +88,10 @@ respectively.  `-integrated-as` and `-no-integrated-as` are now considered
 legacy flags (but are available as an alias to prevent breaking existing users),
 and users are encouraged to switch to the equivalent new feature flag.
 
+Deprecated flags `-faddress-sanitizer`, `-fthread-sanitizer`,
+`-fcatch-undefined-behavior` and `-fbounds-checking` were removed in favor of
+`-fsanitize=` family of flags.
+
 C Language Changes in Clang
 ---------------------------