diff --git a/.circleci/config.yml b/.circleci/config.yml
index c70f368..668d805 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -19,6 +19,9 @@ jobs:
       - run:
           name: Restore sample/HasTests
           command: dotnet restore sample/HasTests/HasTests.fsproj
+      - run:
+          name: Restore sample/ReferenceCSharp
+          command: dotnet restore sample/ReferenceCSharp/ReferenceCSharp.fsproj
               
       - run: 
           name: Build all
diff --git a/scripts/test.sh b/scripts/test.sh
index 6394a56..5f7a0b6 100755
--- a/scripts/test.sh
+++ b/scripts/test.sh
@@ -6,6 +6,7 @@ dotnet restore sample/MainProject/MainProject.fsproj
 dotnet restore sample/HasLocalDll/HasLocalDll.fsproj
 dotnet restore sample/FSharpKoans.Core/FSharpKoans.Core.fsproj
 dotnet restore sample/HasTests/HasTests.fsproj
+dotnet restore sample/ReferenceCSharp/ReferenceCSharp.fsproj
 
 echo 'Running tests...'
 set -e