diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0eed6395..b31892b4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,16 @@
+Version 278:
+
+* Update documentation
+* Update docca submodule
+
+--------------------------------------------------------------------------------
+
+Version 277:
+
+* Update release notes
+
+--------------------------------------------------------------------------------
+
 Version 276:
 
 * https_get example sends the Host header