diff --git a/CMakeLists.txt b/CMakeLists.txt
index e9078e0..a6d9558 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -87,6 +87,7 @@ if (UNIX)
         set(wxWidgets_CONFIG_EXECUTABLE $ENV{WXMSW3}/bin/wx-config)
         find_package(wxWidgets REQUIRED xrc stc richtext ribbon propgrid aui gl html qa adv core xml net base)
     endif ()
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${wxWidgets_CXX_FLAGS}")
 else ()
     if(NOT EXISTS "$ENV{WXMSW3}/wxwidgets.props")
         set(wxWidgets_ROOT_DIR $ENV{WXMSW3})