diff --git a/Web/Resgrid.Web/Dockerfile b/Web/Resgrid.Web/Dockerfile
index 4ea6977e..c337e0a0 100644
--- a/Web/Resgrid.Web/Dockerfile
+++ b/Web/Resgrid.Web/Dockerfile
@@ -47,6 +47,10 @@ FROM build AS publish
 ARG BUILD_VERSION
 RUN dotnet tool install -g Microsoft.Web.LibraryManager.Cli
 ENV PATH="${PATH}:/root/.dotnet/tools"
+# Pre-restore client libraries with retries to survive transient CDN failures.
+# The csproj PrepublishScript is skipped when SKIP_LIBMAN_RESTORE=1 is set.
+RUN for i in 1 2 3; do libman restore && break || { echo "libman restore attempt $i failed, retrying..."; sleep 10; }; done
+ENV SKIP_LIBMAN_RESTORE=1
 RUN dotnet publish "Resgrid.Web.csproj" -c Release -o /app/publish -p:Version=${BUILD_VERSION}
 
 FROM base AS final
diff --git a/Web/Resgrid.Web/Resgrid.Web.csproj b/Web/Resgrid.Web/Resgrid.Web.csproj
index 42ced3cc..c049ee0e 100644
--- a/Web/Resgrid.Web/Resgrid.Web.csproj
+++ b/Web/Resgrid.Web/Resgrid.Web.csproj
@@ -97,7 +97,7 @@
     <PackageReference Include="System.Reflection.Metadata" Version="9.0.3" />
     <PackageReference Include="System.ServiceModel.Syndication" Version="9.0.3" />
   </ItemGroup>
-  <Target Name="PrepublishScript" BeforeTargets="PrepareForPublish">
+  <Target Name="PrepublishScript" BeforeTargets="PrepareForPublish" Condition="'$(SKIP_LIBMAN_RESTORE)' != '1'">
     <Exec Command="libman restore" />
   </Target>
   <ItemGroup>
diff --git a/Web/Resgrid.Web/libman.json b/Web/Resgrid.Web/libman.json
index 946f32e6..7bddc663 100644
--- a/Web/Resgrid.Web/libman.json
+++ b/Web/Resgrid.Web/libman.json
@@ -169,7 +169,7 @@
       "destination": "wwwroot/lib/plyr/"
     },
     {
-      "library": "@microsoft/signalr@latest",
+      "library": "@microsoft/signalr@8.0.7",
       "destination": "wwwroot/lib/signalr/"
     },
     {