diff --git a/dev-requirements.txt b/dev-requirements.txt
index 35e4a3c7..95589a7f 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -47,7 +47,7 @@ pluggy==0.13.1            # via pytest
 pre-commit==1.21.0        # via -r dev-requirements.in
 prompt-toolkit==1.0.18    # via ipython
 ptyprocess==0.6.0         # via pexpect, terminado
-py==1.8.1                 # via pytest
+py==1.10.0                 # via pytest
 pygments==2.5.2           # via ipython, nbconvert, qtconsole
 pyparsing==2.4.7          # via packaging
 pyrsistent==0.16.0        # via jsonschema