diff --git a/gnu/packages/python-web.scm b/gnu/packages/python-web.scm
index 10f38d8777..abc337397a 100644
--- a/gnu/packages/python-web.scm
+++ b/gnu/packages/python-web.scm
@@ -2931,13 +2931,13 @@ (define-public python2-webtest
 (define-public python-flask
   (package
     (name "python-flask")
-    (version "1.1.2")
+    (version "2.0.1")
     (source (origin
               (method url-fetch)
               (uri (pypi-uri "Flask" version))
               (sha256
                (base32
-                "0q3h295izcil7lswkzfnyg3k5gq4hpmqmpl6i7s5m1n9szi1myjf"))))
+                "0mcgwq7b4qd99mf5bsvs3wphchxarf8kgil4hwww3blj31xjak0w"))))
     (build-system python-build-system)
     (arguments
      '(#:phases