diff --git a/src/core-taggeds-result-failure/Failure/Failure.csproj b/src/core-taggeds-result-failure/Failure/Failure.csproj
index e50e97e8..88371c63 100644
--- a/src/core-taggeds-result-failure/Failure/Failure.csproj
+++ b/src/core-taggeds-result-failure/Failure/Failure.csproj
@@ -11,7 +11,7 @@
 		<Copyright>Copyright © 2020 Andrei Sergeev, Pavel Moskovoy</Copyright>
 		<RootNamespace>System</RootNamespace>
 		<AssemblyName>PrimeFuncPack.Core.Failure</AssemblyName>
-		<Version>1.0.0-preview.1.2.2</Version>
+		<Version>1.0.0</Version>
 	</PropertyGroup>
 
 	<ItemGroup>
diff --git a/src/core/Core/Core.csproj b/src/core/Core/Core.csproj
index 2b8e1e37..e2c8bbb2 100644
--- a/src/core/Core/Core.csproj
+++ b/src/core/Core/Core.csproj
@@ -11,7 +11,7 @@
 		<Copyright>Copyright © 2020 Andrei Sergeev, Pavel Moskovoy</Copyright>
 		<RootNamespace>System</RootNamespace>
 		<AssemblyName>PrimeFuncPack.Core</AssemblyName>
-		<Version>1.0.0-preview.1.25.1</Version>
+		<Version>1.0.0-preview.1.26.0</Version>
 	</PropertyGroup>
 
 	<ItemGroup>
@@ -22,7 +22,7 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="PrimeFuncPack.Core.Failure" Version="1.0.0-preview.1.2.2" />
+		<PackageReference Include="PrimeFuncPack.Core.Failure" Version="1.0.0" />
 		<PackageReference Include="PrimeFuncPack.Core.Optional" Version="1.0.4" />
 		<PackageReference Include="PrimeFuncPack.Core.Result" Version="1.0.0-preview.1.24" />
 		<PackageReference Include="PrimeFuncPack.Core.TaggedUnion" Version="1.0.4" />