diff --git a/requirements/dev.in b/requirements/dev.in
index 61fad067e..6961df2a6 100644
--- a/requirements/dev.in
+++ b/requirements/dev.in
@@ -15,4 +15,4 @@ pytest-mock
 pytest-tap
 responses
 Sphinx
-Werkzeug<2
+Werkzeug<3
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 5a06b817a..29b975d6e 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -10,8 +10,6 @@ appdirs==1.4.4
     # via
     #   -c requirements/prod.txt
     #   black
-appnope==0.1.2
-    # via ipython
 asgiref==3.3.4
     # via
     #   -c requirements/prod.txt
@@ -219,7 +217,7 @@ urllib3==1.26.4
     #   responses
 wcwidth==0.2.5
     # via prompt-toolkit
-werkzeug==1.0.1
+werkzeug==2.0.0
     # via -r requirements/dev.in
 
 # The following packages are considered to be unsafe in a requirements file: