diff --git a/samples/dotnet/Agent Framework/AgentFrameworkWeather.csproj b/samples/dotnet/Agent Framework/AgentFrameworkWeather.csproj
index 3ca60f41..d6181192 100644
--- a/samples/dotnet/Agent Framework/AgentFrameworkWeather.csproj
+++ b/samples/dotnet/Agent Framework/AgentFrameworkWeather.csproj
@@ -19,14 +19,14 @@
-
-
+
+
-
+
+ Version="1.0.0-preview.260402.1" />
@@ -40,7 +40,7 @@
-
+
\ No newline at end of file
diff --git a/samples/dotnet/RetrievalBot/dotnet/src/Microsoft.Agents.M365Copilot.Beta/Microsoft.Agents.M365Copilot.Beta.csproj b/samples/dotnet/RetrievalBot/dotnet/src/Microsoft.Agents.M365Copilot.Beta/Microsoft.Agents.M365Copilot.Beta.csproj
index 67378c57..ddd0e295 100644
--- a/samples/dotnet/RetrievalBot/dotnet/src/Microsoft.Agents.M365Copilot.Beta/Microsoft.Agents.M365Copilot.Beta.csproj
+++ b/samples/dotnet/RetrievalBot/dotnet/src/Microsoft.Agents.M365Copilot.Beta/Microsoft.Agents.M365Copilot.Beta.csproj
@@ -11,8 +11,8 @@
-
-
+
+
diff --git a/samples/dotnet/copilotstudio-client/CopilotStudioClient.csproj b/samples/dotnet/copilotstudio-client/CopilotStudioClient.csproj
index 0670b8ce..3764dd62 100644
--- a/samples/dotnet/copilotstudio-client/CopilotStudioClient.csproj
+++ b/samples/dotnet/copilotstudio-client/CopilotStudioClient.csproj
@@ -8,7 +8,7 @@
-
+