diff --git a/assets/mozconfig.windows b/assets/mozconfig.windows
index eee2ec1..d888250 100644
--- a/assets/mozconfig.windows
+++ b/assets/mozconfig.windows
@@ -40,4 +40,4 @@ ac_add_options --enable-strip
 #ac_add_options --disable-verify-mar
 
 # Internationalization
-ac_add_options --with-l10n-base=$PWD/browser/locales/l10n
+ac_add_options --with-l10n-base=$(pwd -W)/browser/locales/l10n