diff --git a/setup.py b/setup.py
index 9f34708d..20e433d1 100644
--- a/setup.py
+++ b/setup.py
@@ -70,6 +70,7 @@ setup(name='ihatemoney',
           "itsdangerous==1.1.0",
           "Jinja2==2.10.1",
           "six==1.12.0",
+          "WTForms==2.2.1",
       ],
       extras_require={"dev": [
           "zest.releaser",