diff --git a/gyp/common_conditions.gypi b/gyp/common_conditions.gypi
index c9d24ae609..e046b133d8 100644
--- a/gyp/common_conditions.gypi
+++ b/gyp/common_conditions.gypi
@@ -32,6 +32,7 @@
       {
         'defines': [
           'SK_BUILD_FOR_WIN32',
+          'SK_FONTHOST_USES_FONTMGR',
           'SK_IGNORE_STDINT_DOT_H',
           '_CRT_SECURE_NO_WARNINGS',
           'GR_GL_FUNCTION_TYPE=__stdcall',
@@ -293,6 +294,7 @@
         },
         'defines': [
           'SK_BUILD_FOR_MAC',
+          'SK_FONTHOST_USES_FONTMGR',
         ],
         'conditions' : [
           [ 'skia_arch_width == 64', {