diff --git a/tools/tinderbox-configs/seamonkey/win32/mozconfig b/tools/tinderbox-configs/seamonkey/win32/mozconfig
index e40eb8d3e84..3fbf73147d2 100755
--- a/tools/tinderbox-configs/seamonkey/win32/mozconfig
+++ b/tools/tinderbox-configs/seamonkey/win32/mozconfig
@@ -7,7 +7,7 @@
 mk_add_options MOZ_CO_PROJECT=suite
 ac_add_options --enable-application=suite
 
-ac_add_options --enable-default-toolkit=windows
+ac_add_options --enable-default-toolkit=cairo-windows
 
 ac_add_options --without-system-jpg
 ac_add_options --without-system-zlib