diff --git a/CHANGELOG.md b/CHANGELOG.md
index da19d4a9..92c6ad26 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,4 @@
+## 2.5.1 (Unreleased)
 ## 2.5.0 (April 18, 2019)
 
 BACKWARDS INCOMPATIBILITIES