diff --git a/build/osx/wx.xcconfig b/build/osx/wx.xcconfig
index feec39be09..5931b52435 100644
--- a/build/osx/wx.xcconfig
+++ b/build/osx/wx.xcconfig
@@ -13,7 +13,7 @@ GCC_PRECOMPILE_PREFIX_HEADER = YES
 HEADER_SEARCH_PATHS = $(WXROOT)/src/tiff/libtiff
 USER_HEADER_SEARCH_PATHS = $(WXROOT)/include $(WXROOT)/build/osx/setup/$(WXTOOLKIT)/include $(WXROOT)/src/jpeg $(WXROOT)/src/png $(WXROOT)/src/regex $(WXROOT)/src/expat/lib $(WXROOT)/src/tiff/libtiff $(WXROOT)/src/stc/scintilla/src $(WXROOT)/src/stc/scintilla/include
 ALWAYS_SEARCH_USER_PATHS = NO
-GCC_PREPROCESSOR_DEFINITIONS = $(WXPLATFORM) NO_GCC_PRAGMA __WX__ wxUSE_BASE=1 _FILE_OFFSET_BITS=64 _LARGE_FILES MACOS_CLASSIC __WXMAC_XCODE__=1 SCI_LEXER WX_PRECOMP=1
+GCC_PREPROCESSOR_DEFINITIONS = $(WXPLATFORM) __WX__ wxUSE_BASE=1 _FILE_OFFSET_BITS=64 _LARGE_FILES MACOS_CLASSIC __WXMAC_XCODE__=1 SCI_LEXER WX_PRECOMP=1 wxUSE_UNICODE_UTF8=1
 GCC_PFE_FILE_C_DIALECTS = c++ objective-c++
 // USE_HEADERMAP = NO
 // USE_SEPARATE_HEADERMAPS = YES