diff --git a/changelog.d/6277.misc b/changelog.d/6277.misc
new file mode 100644
index 0000000000..490713577f
--- /dev/null
+++ b/changelog.d/6277.misc
@@ -0,0 +1 @@
+Remove redundant CLI parameters on CI's `flake8` step.
\ No newline at end of file
diff --git a/tox.ini b/tox.ini
index e3a53f340a..b381fbe06d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -117,7 +117,7 @@ deps =
     black==19.3b0  # We pin so that our tests don't start failing on new releases of black.
 commands =
     python -m black --check --diff .
-    /bin/sh -c "flake8 synapse tests scripts scripts-dev scripts/hash_password scripts/register_new_matrix_user scripts/synapse_port_db synctl {env:PEP8SUFFIX:}"
+    /bin/sh -c "flake8 synapse tests scripts scripts-dev synctl {env:PEP8SUFFIX:}"
     {toxinidir}/scripts-dev/config-lint.sh
 
 [testenv:check_isort]