diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0212859d..0f870594 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+# v2.2.10
+
+- Resizing images in linear colorspace is disabled by default. Can be enabled with `IMGPROXY_USE_LINEAR_COLORSPACE`;
+- Add PNG quantization. Can be enabled with `IMGPROXY_PNG_QUANTIZE`. Palette size can be specified with `IMGPROXY_PNG_QUANTIZATION_COLORS`.
+
 # v2.2.9
 
 Fixed processing of images with embedded profiles that was broken in v2.2.8.
diff --git a/main.go b/main.go
index 500a7993..c81679eb 100644
--- a/main.go
+++ b/main.go
@@ -11,7 +11,7 @@ import (
 	_ "net/http/pprof"
 )
 
-const version = "2.2.9"
+const version = "2.2.10"
 
 type ctxKey string