diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..49fe560
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "wtformsparsleyjs/samples/static/scripts/parsleyjs"]
+	path = wtformsparsleyjs/samples/static/scripts/parsleyjs
+	url = https://github.com/guillaumepotier/Parsley.js.git
diff --git a/wtformsparsleyjs/samples/static/scripts/parsleyjs b/wtformsparsleyjs/samples/static/scripts/parsleyjs
new file mode 160000
index 0000000..4dfaaab
--- /dev/null
+++ b/wtformsparsleyjs/samples/static/scripts/parsleyjs
@@ -0,0 +1 @@
+Subproject commit 4dfaaabfd0cfebabba51b1280457b5ecfe764286