diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2fb37c95b..a7bacc141 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+# v0.45.2 - 2020-03-11
+
+- [BUGFIX] Fix missing error message with duplicate Rule name #254
+
 # v0.45.1 - 2020-03-03
 
 - [BUGFIX] Fix race condition between process and index alerts #251 #250
diff --git a/promgen/version.py b/promgen/version.py
index 058b03fe9..4ce70328c 100644
--- a/promgen/version.py
+++ b/promgen/version.py
@@ -1 +1 @@
-__version__ = "0.45.1"
+__version__ = "0.45.2"