diff --git a/test-requirements.txt b/test-requirements.txt
index 9f58044..b01368f 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -4,14 +4,30 @@
 #
 #    pip-compile test-requirements.in
 #
-appdirs==1.4.4            # via virtualenv
-distlib==0.3.1            # via virtualenv
-filelock==3.0.12          # via tox, virtualenv
-packaging==20.4           # via tox
-pluggy==0.13.1            # via tox
-py==1.9.0                 # via tox
-pyparsing==2.4.7          # via packaging
-six==1.15.0               # via packaging, tox, virtualenv
-toml==0.10.1              # via tox
-tox==3.20.1               # via -r test-requirements.in
-virtualenv==20.0.35       # via tox
+appdirs==1.4.4
+    # via virtualenv
+distlib==0.3.1
+    # via virtualenv
+filelock==3.0.12
+    # via
+    #   tox
+    #   virtualenv
+packaging==20.4
+    # via tox
+pluggy==0.13.1
+    # via tox
+py==1.10.0
+    # via tox
+pyparsing==2.4.7
+    # via packaging
+six==1.15.0
+    # via
+    #   packaging
+    #   tox
+    #   virtualenv
+toml==0.10.1
+    # via tox
+tox==3.20.1
+    # via -r test-requirements.in
+virtualenv==20.0.35
+    # via tox