Prepare release 3.8.1 (#1373)

cleptric · web-flow · commit d1916d1fc9e9 · 2022-09-21T11:04:36.000+02:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+## 3.8.1 (2022-09-21)
+
 - fix: Do not throw an TypeError on numeric HTTP headers (#1370)
 
 ## 3.8.0 (2022-09-05)
