diff --git a/dotnet/src/MongoDB.AgentFramework/MongoDB.AgentFramework.csproj b/dotnet/src/MongoDB.AgentFramework/MongoDB.AgentFramework.csproj
index 2f7849b..8fbbaa6 100644
--- a/dotnet/src/MongoDB.AgentFramework/MongoDB.AgentFramework.csproj
+++ b/dotnet/src/MongoDB.AgentFramework/MongoDB.AgentFramework.csproj
@@ -102,7 +102,7 @@
       runtime, via MongoDBAgentSessionStore's resolved-assembly-version check, if a package outside this verified
       range is ever loaded despite this constraint (e.g. a private feed override).
     -->
-    <AgentFrameworkVersion Condition="'$(AgentFrameworkVersion)' == ''">[1.13.0,1.17.0)</AgentFrameworkVersion>
+    <AgentFrameworkVersion Condition="'$(AgentFrameworkVersion)' == ''">1.20.0</AgentFrameworkVersion>
   </PropertyGroup>
 
   <ItemGroup>
@@ -117,7 +117,7 @@
       is ever loaded despite this constraint (e.g. a private feed override).
     -->
     <PackageReference Include="Microsoft.Agents.AI.Workflows" Version="$(AgentFrameworkVersion)" />
-    <PackageReference Include="Microsoft.Extensions.AI.Abstractions" Version="[10.7.0,11.0.0)" />
+    <PackageReference Include="Microsoft.Extensions.AI.Abstractions" Version="[10.10.0, 11.0.0)" />
     <!--
       Floor raised to 10.0.9 (from 10.0.0): Microsoft.Agents.AI.Workflows 1.13.0 transitively requires
       Microsoft.Extensions.Logging.Abstractions >= 10.0.9, so pinning lower here caused an NU1605 package
diff --git a/dotnet/tests/IngestionSamples.Tests/IngestionSamples.Tests.csproj b/dotnet/tests/IngestionSamples.Tests/IngestionSamples.Tests.csproj
index 5063fb7..230d2b2 100644
--- a/dotnet/tests/IngestionSamples.Tests/IngestionSamples.Tests.csproj
+++ b/dotnet/tests/IngestionSamples.Tests/IngestionSamples.Tests.csproj
@@ -5,7 +5,7 @@
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <AgentFrameworkVersion Condition="'$(AgentFrameworkVersion)' == ''">[1.13.0,1.17.0)</AgentFrameworkVersion>
+    <AgentFrameworkVersion Condition="'$(AgentFrameworkVersion)' == ''">1.20.0</AgentFrameworkVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/dotnet/tests/MongoDB.AgentFramework.Tests/MongoDB.AgentFramework.Tests.csproj b/dotnet/tests/MongoDB.AgentFramework.Tests/MongoDB.AgentFramework.Tests.csproj
index 93ddbc1..231133e 100644
--- a/dotnet/tests/MongoDB.AgentFramework.Tests/MongoDB.AgentFramework.Tests.csproj
+++ b/dotnet/tests/MongoDB.AgentFramework.Tests/MongoDB.AgentFramework.Tests.csproj
@@ -15,7 +15,7 @@
       pinned version as the main package under test, rather than leaving it independently resolved to the full
       range.
     -->
-    <AgentFrameworkVersion Condition="'$(AgentFrameworkVersion)' == ''">[1.13.0,1.17.0)</AgentFrameworkVersion>
+    <AgentFrameworkVersion Condition="'$(AgentFrameworkVersion)' == ''">1.20.0</AgentFrameworkVersion>
   </PropertyGroup>
 
   <ItemGroup>