diff --git a/CMakeLists.txt b/CMakeLists.txt
index f2b700c4dc..8b328768ab 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -560,6 +560,13 @@ if(LYX_EXTERNAL_BOOST)
 		message(STATUS "Boost found")
 		message(STATUS "Boost-libs = ${Boost_LIBRARIES}")
 		set(Lyx_Boost_Libraries ${Boost_LIBRARIES})
+		if (LYX_STDLIB_DEBUG)
+			# Comment from 	Jean-Marc Lasgouttes:
+			# In general, system boost libraries are incompatible with
+			# the use of stdlib-debug in libstdc++. See ticket #9736 for
+			# details.
+			message(WARNING "Compiling LyX with stdlib-debug and system boost libraries may lead to crashes. Consider using '-DLYX_STDLIB_DEBUG=OFF' or using '-DLYX_EXTERNAL_BOOST=OFF'")
+		endif()
 	else()
 		message(FATAL_ERROR "Boost not found" ${Boost_ERROR_REASON})
 	endif()