diff --git a/pyproject.toml b/pyproject.toml
index 54215bd9..2fff8f4e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ version_scheme = "post-release"
 
 [tool.black]
 line-length = 88
-target-version = ["py36", "py37", "py38"]
+target-version = ["py37", "py38"]
 skip-string-normalization = true
 include = '\.pyi?$'
 exclude = '''