diff --git a/doc/macro_reference.qbk b/doc/macro_reference.qbk
index 37df824b..7fd1fb6c 100644
--- a/doc/macro_reference.qbk
+++ b/doc/macro_reference.qbk
@@ -399,7 +399,7 @@ containing header should be included only once while preprocessing the
 current translation unit. The pragma may improve compile times of large projects
 with some compilers.
 ]]
-[[`BOOST_HAS_PRAGMA_DETECT_MISSMATCH`][Compiler][
+[[`BOOST_HAS_PRAGMA_DETECT_MISMATCH`][Compiler][
 The compiler recognizes the `#pragma detect_mismatch("name", "value")` directive which tells that the
 link stage should be terminated with error if values for provided `"name"` missmatch.
 This pragma may be a help in preventing ODR violations and ensuring that different modules
diff --git a/include/boost/config/compiler/clang.hpp b/include/boost/config/compiler/clang.hpp
index 12728534..d7fd76f9 100644
--- a/include/boost/config/compiler/clang.hpp
+++ b/include/boost/config/compiler/clang.hpp
@@ -12,7 +12,7 @@
 
 // Detecting `-fms-extension` compiler flag assuming that _MSC_VER defined when that flag is used.
 #if defined (_MSC_VER) && (__clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >= 4))
-#   define BOOST_HAS_PRAGMA_DETECT_MISSMATCH
+#   define BOOST_HAS_PRAGMA_DETECT_MISMATCH
 #endif
 
 // When compiling with clang before __has_extension was defined,
diff --git a/include/boost/config/compiler/visualc.hpp b/include/boost/config/compiler/visualc.hpp
index c15931a7..42dabf0d 100644
--- a/include/boost/config/compiler/visualc.hpp
+++ b/include/boost/config/compiler/visualc.hpp
@@ -105,7 +105,7 @@
 #   define BOOST_HAS_NRVO
 #endif
 #if _MSC_VER >= 1500  // 150X == VC++ 9.0
-#  define BOOST_HAS_PRAGMA_DETECT_MISSMATCH
+#  define BOOST_HAS_PRAGMA_DETECT_MISMATCH
 #endif
 //
 // disable Win32 API's if compiler extensions are