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README.md

@@ -136,6 +136,13 @@ for a quick overview of the supported features.
 | Generator       | `yield i`                       | ✅       |
 | Decorator       | `@cache`                        | ✅       |
 
+## Performance
+
+Currently, pkpy is as fast as cpython 3.9.
+Performance results for cpython 3.9 are applicable to for pkpy.
+
+See https://pocketpy.dev/performance/ for details.
+
 ## Used By
 
 |                                                              | Description                                                  |

docs/performance.md

@@ -6,8 +6,8 @@ label: Performance
 
 # Performance
 
-Currently, pkpy is as fast as cpython 3.8.
-**Performance results for cpython 3.8 are applicable to for pkpy.**
+Currently, pkpy is as fast as cpython 3.9.
+**Performance results for cpython 3.9 are applicable to for pkpy.**
 
 Here is a benchmark result of `v1.2.6`.
 Files are located in `benchmarks/`.