diff --git a/README.md b/README.md
index a46518c4b019e..3d0be7e8ec40b 100644
--- a/README.md
+++ b/README.md
@@ -254,8 +254,8 @@ exclude = [
 line-length = 88
 indent-width = 4
 
-# Assume Python 3.9
-target-version = "py39"
+# Assume Python 3.10
+target-version = "py310"
 
 [lint]
 # Enable Pyflakes (`F`) and a subset of the pycodestyle (`E`) codes by default.
diff --git a/docs/configuration.md b/docs/configuration.md
index 08049f5f1396b..f015a8071b5e8 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -47,8 +47,8 @@ If left unspecified, Ruff's default configuration is equivalent to:
     line-length = 88
     indent-width = 4
 
-    # Assume Python 3.9
-    target-version = "py39"
+    # Assume Python 3.10
+    target-version = "py310"
 
     [tool.ruff.lint]
     # Enable Pyflakes (`F`) and a subset of the pycodestyle (`E`) codes by default.
@@ -129,8 +129,8 @@ If left unspecified, Ruff's default configuration is equivalent to:
     line-length = 88
     indent-width = 4
 
-    # Assume Python 3.9
-    target-version = "py39"
+    # Assume Python 3.10
+    target-version = "py310"
 
     [lint]
     # Enable Pyflakes (`F`) and a subset of the pycodestyle (`E`) codes by default.