diff --git a/Documentation/guides/cpp_cmake.rst b/Documentation/guides/cpp_cmake.rst
index 1aa5c1e2dd1..0a6299a9354 100644
--- a/Documentation/guides/cpp_cmake.rst
+++ b/Documentation/guides/cpp_cmake.rst
@@ -103,8 +103,7 @@ Creating the project
     )
 
     set(EXE_NAME hellocpp)
-
-    SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${AC_HW_FLAGS} ${AC_DEFINES}")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${AC_HW_FLAGS} ${AC_DEFINES}")
     set(CMAKE_CXX_FLAGS     "${AC_HW_FLAGS} ${AC_DEFINES} ${AC_COMMON_FLAGS} ${AC_CXX_EXTRA_FLAGS}")
     if (PARAM_DEBUG)
         set(CMAKE_CXX_FLAGS     "${CMAKE_CXX_FLAGS} -g")
@@ -112,9 +111,7 @@ Creating the project
     
     set(CMAKE_SKIP_RPATH ON)
     set(CMAKE_CXX_LINK_EXECUTABLE "${CMAKE_LINKER} ${AC_LINKER_FLAGS} -o ${EXE_NAME}.elf <OBJECTS> <LINK_LIBRARIES>")
-
     set(BUILD_SHARED_LIBS OFF)
-
     add_subdirectory(src)
 
 * hellocpp/cmake/stm32f4discovery.cmake