diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc2741e..16c56d6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.8.8
+
+- Identify 438E as Pure Cool Formaldehyde, and add formaldehyde env data (#12)
+
 ## 0.8.6
 
 - Add new device type Pure Hot+Cool New (527E) (#9)
diff --git a/setup.cfg b/setup.cfg
index 321e2e2..92e3feb 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = libdyson
-version = 0.8.7
+version = 0.8.8
 author = Xiaonan Shen
 author_email = s@sxn.dev
 license = MIT License