diff --git a/src/ZiggyCreatures.FusionCache.Serialization.NewtonsoftJson/ZiggyCreatures.FusionCache.Serialization.NewtonsoftJson.csproj b/src/ZiggyCreatures.FusionCache.Serialization.NewtonsoftJson/ZiggyCreatures.FusionCache.Serialization.NewtonsoftJson.csproj
index c380691c..2f871283 100644
--- a/src/ZiggyCreatures.FusionCache.Serialization.NewtonsoftJson/ZiggyCreatures.FusionCache.Serialization.NewtonsoftJson.csproj
+++ b/src/ZiggyCreatures.FusionCache.Serialization.NewtonsoftJson/ZiggyCreatures.FusionCache.Serialization.NewtonsoftJson.csproj
@@ -23,6 +23,7 @@
 
 	<PropertyGroup>
 		<DocumentationFile>ZiggyCreatures.FusionCache.Serialization.NewtonsoftJson.xml</DocumentationFile>
+		<PackageReleaseNotes>Better cpu/memory perf + big refactoring with one (last!) namespace change</PackageReleaseNotes>
 	</PropertyGroup>
 
 	<ItemGroup>
diff --git a/src/ZiggyCreatures.FusionCache.Serialization.SystemTextJson/ZiggyCreatures.FusionCache.Serialization.SystemTextJson.csproj b/src/ZiggyCreatures.FusionCache.Serialization.SystemTextJson/ZiggyCreatures.FusionCache.Serialization.SystemTextJson.csproj
index c68f7f32..f718a3c8 100644
--- a/src/ZiggyCreatures.FusionCache.Serialization.SystemTextJson/ZiggyCreatures.FusionCache.Serialization.SystemTextJson.csproj
+++ b/src/ZiggyCreatures.FusionCache.Serialization.SystemTextJson/ZiggyCreatures.FusionCache.Serialization.SystemTextJson.csproj
@@ -23,6 +23,7 @@
 
 	<PropertyGroup>
 		<DocumentationFile>ZiggyCreatures.FusionCache.Serialization.SystemTextJson.xml</DocumentationFile>
+		<PackageReleaseNotes>Better cpu/memory perf + big refactoring with one (last!) namespace change</PackageReleaseNotes>
 	</PropertyGroup>
 
 	<ItemGroup>
diff --git a/src/ZiggyCreatures.FusionCache/ZiggyCreatures.FusionCache.csproj b/src/ZiggyCreatures.FusionCache/ZiggyCreatures.FusionCache.csproj
index 481a0249..79ae3cc4 100644
--- a/src/ZiggyCreatures.FusionCache/ZiggyCreatures.FusionCache.csproj
+++ b/src/ZiggyCreatures.FusionCache/ZiggyCreatures.FusionCache.csproj
@@ -23,6 +23,7 @@
 
 	<PropertyGroup>
 		<DocumentationFile>ZiggyCreatures.FusionCache.xml</DocumentationFile>
+		<PackageReleaseNotes>Better cpu/memory perf + big refactoring with one (last!) namespace change</PackageReleaseNotes>
 	</PropertyGroup>
 
 	<ItemGroup>