diff --git a/src/TableStorage.Protobuf.Source/TableStorage.Protobuf.Source.csproj b/src/TableStorage.Protobuf.Source/TableStorage.Protobuf.Source.csproj
index e75f9ba4..fa886ffe 100644
--- a/src/TableStorage.Protobuf.Source/TableStorage.Protobuf.Source.csproj
+++ b/src/TableStorage.Protobuf.Source/TableStorage.Protobuf.Source.csproj
@@ -17,7 +17,7 @@ Usage:
   <ItemGroup>
     <PackageReference Include="NuGetizer" Version="0.9.0" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="all" />
-    <PackageReference Include="protobuf-net" Version="3.1.22" />
+    <PackageReference Include="protobuf-net" Version="3.1.26" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/TableStorage.Protobuf/TableStorage.Protobuf.csproj b/src/TableStorage.Protobuf/TableStorage.Protobuf.csproj
index ca865945..45bf3878 100644
--- a/src/TableStorage.Protobuf/TableStorage.Protobuf.csproj
+++ b/src/TableStorage.Protobuf/TableStorage.Protobuf.csproj
@@ -15,7 +15,7 @@ Usage:
   <ItemGroup>
     <PackageReference Include="NuGetizer" Version="0.9.0" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="all" />
-    <PackageReference Include="protobuf-net" Version="3.1.22" />
+    <PackageReference Include="protobuf-net" Version="3.1.26" />
   </ItemGroup>
 
   <ItemGroup>