diff --git a/pkgs/development/python-modules/flask-wtf/default.nix b/pkgs/development/python-modules/flask-wtf/default.nix
index 00af0ce61e9a..36437ffafa91 100644
--- a/pkgs/development/python-modules/flask-wtf/default.nix
+++ b/pkgs/development/python-modules/flask-wtf/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "Flask-WTF";
-  version = "0.14.3";
+  version = "0.15.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "086pvg2x69n0nczcq7frknfjd8am1zdy8qqpva1sanwb02hf65yl";
+    sha256 = "ff177185f891302dc253437fe63081e7a46a4e99aca61dfe086fb23e54fff2dc";
   };
 
   propagatedBuildInputs = [ flask wtforms nose ];