diff --git a/CMakeLists.txt b/CMakeLists.txt
index 15a365601c9..34b6550a550 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -96,7 +96,7 @@ set(CMAKE_AR ${TOOLCHAIN_PREFIX}ar)
 
 #FIXME: -fstack-protector
 
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Os -Wno-sized-deallocation -fno-sized-deallocation -fno-exceptions -fno-rtti -Wno-address-of-packed-member -Wundef -Wcast-qual -Wwrite-strings -Wimplicit-fallthrough -Wno-nonnull-compare -Wno-deprecated-copy")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Os -Wno-sized-deallocation -fno-sized-deallocation -fno-exceptions -fno-rtti -Wno-address-of-packed-member -Wundef -Wcast-qual -Wwrite-strings -Wimplicit-fallthrough -Wno-nonnull-compare -Wno-deprecated-copy -Wno-volatile")
 
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DDEBUG -DSANITIZE_PTRS")
 add_link_options(--sysroot ${CMAKE_BINARY_DIR}/Root)