diff --git a/configure.in b/configure.in
index 0b8867704dc..2bf50a3e67c 100755
--- a/configure.in
+++ b/configure.in
@@ -18,6 +18,8 @@ mkdir -p src/libparserutils || exit $?
 mkdir -p src/libhubbub || exit $?
 mkdir -p src/servo-sandbox || exit $?
 
+mkdir -p src/test/ref || exit $?
+
 (cd src/mozjs && sh ${SRCDIR}/src/mozjs/js/src/configure --enable-debug --disable-optimize) || exit $?
 (cd src/rust-opengles && sh ${SRCDIR}/src/rust-opengles/configure) || exit $?
 (cd src/rust-harfbuzz && sh ${SRCDIR}/src/rust-harfbuzz/configure) || exit $?