diff --git a/README.md b/README.md
index 531325275..de9519625 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ DryIoc is fast, small, full-featured IoC Container for .NET
     - __DryIoc__ (source code) [![NuGet Badge](https://buildstats.info/nuget/DryIoc)](https://www.nuget.org/packages/DryIoc)
     - __DryIoc.Internal__ (source code with public types made internal) [![NuGet Badge](https://buildstats.info/nuget/DryIoc.Internal)](https://www.nuget.org/packages/DryIoc.Internal)
 
-- [Release Notes](https://github.com/dadhi/DryIoc/releases/tag/v4.3.2) :: [Previous Versions](https://github.com/dadhi/DryIoc/blob/master/docs/DryIoc.Docs/VersionHistory.md)
+- [Release Notes](https://github.com/dadhi/DryIoc/releases/tag/v4.3.3) :: [Previous Versions](https://github.com/dadhi/DryIoc/blob/master/docs/DryIoc.Docs/VersionHistory.md)
 - [Extensions and Companions](Extensions.md)
 - [Documentation][WikiHome]
 - [Contribution guide](CONTRIBUTING.md)
diff --git a/appveyor.yml b/appveyor.yml
index 8e8bcac42..ffa980f6d 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 4.3.2-preview-01-b{build}
+version: 4.3.3-preview-01-b{build}
 os: Visual Studio 2017
 test: off
 
diff --git a/docs/DryIoc.Docs/VersionHistory.md b/docs/DryIoc.Docs/VersionHistory.md
index 59306746d..354e4cacc 100644
--- a/docs/DryIoc.Docs/VersionHistory.md
+++ b/docs/DryIoc.Docs/VersionHistory.md
@@ -1,5 +1,8 @@
 Version History
 ---------------
+## v4.3.3 Bug-fix release / 2020-08-27
+
+- fixed: #310 Ensure that FEC.LightExpression.ILGeneratorHacks does not crash if some method is not reflected
 
 ## v4.3.2 Bug-fix release / 2020-08-15
 
diff --git a/nuspecs/DryIoc.Internal.nuspec b/nuspecs/DryIoc.Internal.nuspec
index 0df222af7..02898b0b7 100644
--- a/nuspecs/DryIoc.Internal.nuspec
+++ b/nuspecs/DryIoc.Internal.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
     <metadata minClientVersion="3.3.0">
         <id>DryIoc.Internal</id>
-        <version>4.3.2</version>
+        <version>4.3.3</version>
 
         <authors>Maksim Volkau</authors>
 
@@ -15,6 +15,10 @@
         <tags>IoC Container Inversion-of-Control DI Dependency-Injection DRY Service-Provider Factory</tags>
         <releaseNotes>
 <![CDATA[
+## v4.3.3 Bug-fix release
+
+- fixed: #310 Ensure that FEC.LightExpression.ILGeneratorHacks does not crash if some method is not reflected
+
 ## v4.3.2 Bug-fix release
 
 - fixed: #303 Open Generic Singleton do not provide same instance for Resolve and ResolveMany
diff --git a/nuspecs/DryIoc.MefAttributedModel.nuspec b/nuspecs/DryIoc.MefAttributedModel.nuspec
index e62f2b87e..5a08f23da 100644
--- a/nuspecs/DryIoc.MefAttributedModel.nuspec
+++ b/nuspecs/DryIoc.MefAttributedModel.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
   <metadata>
     <id>DryIoc.MefAttributedModel</id>
-    <version>6.0.0</version>
+    <version>6.0.1</version>
     <authors>Maksim Volkau</authors>
     <copyright>Copyright © 2013-2020 Maksim Volkau</copyright>
     <projectUrl>https://github.com/dadhi/DryIoc</projectUrl>
@@ -14,6 +14,10 @@
     <releaseNotes>
         <![CDATA[
 
+## v6.0.1
+
+- uses ContainerException changes from the DryIoc v4.3.3
+
 ## v6.0.0
 
 - Using the System.ComponentModel.Composition (netstandard2.0+ and netcoreapp2.0+) NuGet package instead of framework assembly reference
@@ -24,7 +28,7 @@
     </releaseNotes>
     <dependencies>
       <group>
-        <dependency id="DryIoc" version="4.3.2" />
+        <dependency id="DryIoc" version="4.3.3" />
         <dependency id="DryIocAttributes" version="6.0.0" />
       </group>
     </dependencies>
diff --git a/nuspecs/DryIoc.nuspec b/nuspecs/DryIoc.nuspec
index 4c2d12125..63544ebf2 100644
--- a/nuspecs/DryIoc.nuspec
+++ b/nuspecs/DryIoc.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
     <metadata minClientVersion="3.3.0">
         <id>DryIoc</id>
-        <version>4.3.2</version>
+        <version>4.3.3</version>
         <authors>Maksim Volkau</authors>
         <copyright>Copyright © 2013-2020 Maksim Volkau</copyright>
         <projectUrl>https://github.com/dadhi/DryIoc</projectUrl>
@@ -13,6 +13,10 @@
         <tags>IoC Container Inversion-of-Control DI Dependency-Injection DRY Service-Provider Factory</tags>
         <releaseNotes>
 <![CDATA[
+## v4.3.3 Bug-fix release
+
+- fixed: #310 Ensure that FEC.LightExpression.ILGeneratorHacks does not crash if some method is not reflected
+
 ## v4.3.2 Bug-fix release
 
 - fixed: #303 Open Generic Singleton do not provide same instance for Resolve and ResolveMany
diff --git a/src/DryIoc.MefAttributedModel/DryIoc.MefAttributedModel.csproj b/src/DryIoc.MefAttributedModel/DryIoc.MefAttributedModel.csproj
index 4e3ea7255..8b40f83c3 100644
--- a/src/DryIoc.MefAttributedModel/DryIoc.MefAttributedModel.csproj
+++ b/src/DryIoc.MefAttributedModel/DryIoc.MefAttributedModel.csproj
@@ -5,7 +5,7 @@
         <TargetFrameworks Condition="'$(NoLegacy)' == 'true'">net45;netstandard1.0;netstandard1.3;netstandard2.0</TargetFrameworks>
 
         <Product>DryIoc.MefAttributedModel</Product>
-        <VersionPrefix>6.0.0</VersionPrefix>
+        <VersionPrefix>6.0.1</VersionPrefix>
         <VersionSuffix></VersionSuffix>
 
         <AssemblyName>$(Product)</AssemblyName>
@@ -17,6 +17,9 @@
         <PackageTags>MEF Composition IoC Container Inversion-of-Control DI Dependency-Injection DRY Service-Provider Factory</PackageTags>
         <PackageReleaseNotes>
 <![CDATA[
+## v6.0.1
+
+- uses ContainerException changes from the DryIoc v4.3.3
 
 ## v6.0.0
 
diff --git a/src/DryIoc/DryIoc.csproj b/src/DryIoc/DryIoc.csproj
index 1b4f023bd..d417e9259 100644
--- a/src/DryIoc/DryIoc.csproj
+++ b/src/DryIoc/DryIoc.csproj
@@ -5,7 +5,7 @@
         <TargetFrameworks Condition="'$(NoLegacy)' == 'true'">net45;netstandard1.0;netstandard1.3;netstandard2.0</TargetFrameworks>
 
         <Product>DryIoc</Product>
-        <VersionPrefix>4.3.2</VersionPrefix>
+        <VersionPrefix>4.3.3</VersionPrefix>
         <VersionSuffix></VersionSuffix>
 
         <AssemblyName>$(Product)</AssemblyName>
@@ -17,6 +17,10 @@
         <PackageTags>IoC Container Inversion-of-Control DI Dependency-Injection DRY Service-Provider Factory FastExpressionCompiler ImTools</PackageTags>
         <PackageReleaseNotes>
 <![CDATA[
+## v4.3.3 Bug-fix release
+
+- fixed: #310 Ensure that FEC.LightExpression.ILGeneratorHacks does not crash if some method is not reflected
+
 ## v4.3.2 Bug-fix release
 
 - fixed: #303 Open Generic Singleton do not provide same instance for Resolve and ResolveMany