diff --git a/build_config.h b/build_config.h
index 3ea3ddca4..485661405 100644
--- a/build_config.h
+++ b/build_config.h
@@ -31,7 +31,7 @@
 #elif defined(__linux__)
 #define OS_LINUX 1
 // Use TOOLKIT_GTK on linux if TOOLKIT_VIEWS isn't defined.
-#if !defined(TOOLKIT_VIEWS) && defined(USE_X11)
+#if !defined(TOOLKIT_VIEWS) && defined(USE_X11) && !defined(USE_AURA)
 #define TOOLKIT_GTK
 #endif
 #if defined(__GLIBC__) && !defined(__UCLIBC__)