diff --git a/CHANGELOG.md b/CHANGELOG.md
index ee5cbf1..0846b51 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## Version 1.5.1
+
+- [**BUGFIX**] Convert case for relationship as well in ResourceDeserializer (#117 by @bxh)
+
 ## Version 1.5
 
 - [**FEATURE**] Make configuration more convenient & flexible (#101)
diff --git a/appveyor.yml b/appveyor.yml
index 391a90d..7ae2f8e 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 1.5.0.{build}
+version: 1.5.1.{build}
 configuration: Release
 skip_tags: true
 assembly_info: