diff --git a/bootstrap.sh b/bootstrap.sh
index fce7cfa..728db88 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -15,5 +15,7 @@
 esac
 
 autoreconf -i
+git submodule init
+git submodule update
 echo 'Run "./configure ${CONFIGURE_FLAGS} && make"'