diff --git a/README.md b/README.md
index b90284a..d30f4e9 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ then to run:
 
 ### Tools
 
-Extensions(42) | Tools(48)
+Extensions(41) | Tools(48)
 ---------- | -----
 .* | [contents](http://pygments.org/) • metadata • [git_blame](https://git-scm.com/docs/git-blame) • [git_log](https://git-scm.com/docs/git-log)
 .py | [python_syntax](https://en.wikipedia.org/wiki/Python_syntax_and_semantics) • [python_unittests](https://docs.python.org/3/library/unittest.html) • [pydoc](https://docs.python.org/3/library/pydoc.html) • [mypy](http://www.mypy-lang.org/) • [python_coverage](http://nedbatchelder.com/code/coverage/) • [pycodestyle](https://pypi.python.org/pypi/pycodestyle) • [pydocstyle](http://pydocstyle.readthedocs.org/) • [pyflakes](https://launchpad.net/pyflakes) • [pylint](http://www.pylint.org/) • [python_gut](https://github.com/ahamilton/vigil/blob/master/gut.py) • [python_modulefinder](https://docs.python.org/3/library/modulefinder.html) • [dis](https://docs.python.org/3/library/dis.html) • [python_mccabe](https://github.com/flintwork/mccabe) • [bandit](https://wiki.openstack.org/wiki/Security/Projects/Bandit)
diff --git a/make-readme.py b/make-readme.py
index 46d82ac..78a139f 100755
--- a/make-readme.py
+++ b/make-readme.py
@@ -47,7 +47,7 @@ then to run:
 
 ### Tools
 
-Extensions({len(extension_set)}) | Tools({len(tool_set)})
+Extensions({len(extension_set)-1}) | Tools({len(tool_set)})
 ---------- | -----""")
 for extensions, tools_ in all_tools:
     print("%s | %s" % (" ".join("." + extension for extension in extensions),