diff --git a/doc/stack.qbk b/doc/stack.qbk
index 3201f2e..e1b9e62 100644
--- a/doc/stack.qbk
+++ b/doc/stack.qbk
@@ -335,7 +335,7 @@ as stack space which suppresses the errors.
 [section:sanitizers Support for sanitizers]
 
 Sanitizers (GCC/Clang) are confused by the stack switches.
-The library is required to be compiled with property (b2 command-line)
+The library (and Boost.Context too) is required to be compiled with property (b2 command-line)
 `context-impl=ucontext` and compilers santizer options.
 Users must define `BOOST_USE_ASAN` before including any Boost.Context headers
 when linking against Boost binaries.