diff --git a/packages/jsii-dotnet-runtime/build.sh b/packages/jsii-dotnet-runtime/build.sh
index e8486df23a..9bab9ae901 100644
--- a/packages/jsii-dotnet-runtime/build.sh
+++ b/packages/jsii-dotnet-runtime/build.sh
@@ -11,6 +11,10 @@ rsync -av node_modules/jsii-runtime/webpack/ ${bundle_dir}
 # up an old build from the cache if it exists. So we
 # explicitly clear the cache as a temporary workaround.
 dotnet nuget locals all --clear
-dotnet build -c Release ./src/Amazon.JSII.Runtime.sln
+
+# Build just Runtime and it's dependencies instead of the
+# solution to avoid integration tests from trying to be
+# built before the calc packages are generated.
+dotnet build -c Release ./src/Amazon.JSII.Runtime
 
 cp -f ./bin/Release/NuGet/*.nupkg .