diff --git a/lib/csharp/microsoft.bot.builder.skills/Microsoft.Bot.Builder.Skills/Microsoft.Bot.Builder.Skills.csproj b/lib/csharp/microsoft.bot.builder.skills/Microsoft.Bot.Builder.Skills/Microsoft.Bot.Builder.Skills.csproj
index 266c6dfa5a..d01ad8fd73 100644
--- a/lib/csharp/microsoft.bot.builder.skills/Microsoft.Bot.Builder.Skills/Microsoft.Bot.Builder.Skills.csproj
+++ b/lib/csharp/microsoft.bot.builder.skills/Microsoft.Bot.Builder.Skills/Microsoft.Bot.Builder.Skills.csproj
@@ -34,9 +34,9 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Core" Version="2.2.2" />
-    <PackageReference Include="Microsoft.Bot.Builder" Version="4.4.3" />
-    <PackageReference Include="Microsoft.Bot.Builder.Dialogs" Version="4.4.3" />
-    <PackageReference Include="Microsoft.Bot.Builder.Integration.AspNet.Core" Version="4.4.3" />
+    <PackageReference Include="Microsoft.Bot.Builder" Version="4.5.0" />
+    <PackageReference Include="Microsoft.Bot.Builder.Dialogs" Version="4.5.0" />
+    <PackageReference Include="Microsoft.Bot.Builder.Integration.AspNet.Core" Version="4.5.0" />
     <PackageReference Include="Microsoft.Bot.Protocol" Version="1.0.0-67551" />
     <PackageReference Include="Microsoft.Bot.Protocol.WebSockets" Version="1.0.0-67551" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.0-beta008" PrivateAssets="all" />
diff --git a/lib/csharp/microsoft.bot.builder.solutions/microsoft.bot.builder.solutions/Microsoft.Bot.Builder.Solutions.csproj b/lib/csharp/microsoft.bot.builder.solutions/microsoft.bot.builder.solutions/Microsoft.Bot.Builder.Solutions.csproj
index 2aa0ec2c01..19698524f5 100644
--- a/lib/csharp/microsoft.bot.builder.solutions/microsoft.bot.builder.solutions/Microsoft.Bot.Builder.Solutions.csproj
+++ b/lib/csharp/microsoft.bot.builder.solutions/microsoft.bot.builder.solutions/Microsoft.Bot.Builder.Solutions.csproj
@@ -46,13 +46,13 @@
     <PackageReference Include="AdaptiveCards" Version="1.0.3" />
     <PackageReference Include="Microsoft.ApplicationInsights" Version="2.8.1" />
     <PackageReference Include="Microsoft.Azure.CognitiveServices.ContentModerator" Version="1.0.0" />
-    <PackageReference Include="Microsoft.Bot.Builder.AI.Luis" Version="4.4.3" />
-    <PackageReference Include="Microsoft.Bot.Builder.AI.QnA" Version="4.4.3" />
-    <PackageReference Include="Microsoft.Bot.Builder.Azure" Version="4.4.3" />
-    <PackageReference Include="Microsoft.Bot.Builder.Dialogs" Version="4.4.3" />
-    <PackageReference Include="Microsoft.Bot.Builder.TemplateManager" Version="4.4.3" />
-    <PackageReference Include="Microsoft.Bot.Configuration" Version="4.4.3" />
-    <PackageReference Include="Microsoft.Bot.Schema" Version="4.4.3" />
+    <PackageReference Include="Microsoft.Bot.Builder.AI.Luis" Version="4.5.0" />
+    <PackageReference Include="Microsoft.Bot.Builder.AI.QnA" Version="4.5.0" />
+    <PackageReference Include="Microsoft.Bot.Builder.Azure" Version="4.5.0" />
+    <PackageReference Include="Microsoft.Bot.Builder.Dialogs" Version="4.5.0" />
+    <PackageReference Include="Microsoft.Bot.Builder.TemplateManager" Version="4.5.0" />
+    <PackageReference Include="Microsoft.Bot.Configuration" Version="4.5.0" />
+    <PackageReference Include="Microsoft.Bot.Schema" Version="4.5.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="2.0.2" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="2.0.2" />
     <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="2.2.0" />