diff --git a/CMakeLists.txt b/CMakeLists.txt
index 38e15fd..0749188 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -29,6 +29,8 @@ if (CYGWIN)
 else()
     set(CMAKE_INSTALL_PREFIX C:)
     set(ENV{PKG_CONFIG_PATH} "${CMAKE_SYSROOT}/lib/pkgconfig")
+    # For std::osyncstream
+    add_compile_options(-fexperimental-library)
 endif()
 
 add_subdirectory(fcitx5)
diff --git a/fcitx5 b/fcitx5
index b4405d7..ebf24dd 160000
--- a/fcitx5
+++ b/fcitx5
@@ -1 +1 @@
-Subproject commit b4405d70a6d58ac94b9f06a446e84f777ea5f3b7
+Subproject commit ebf24ddc8a2afe331df2b2f4cbe538f73a4a9b5f