Index: Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.IO.Test/Ringtoets.HeightStructures.IO.Test.csproj
===================================================================
diff -u -r8c78ddfb44f818ab2b9bb14366b7132481c4150e -rba58751a29f61588db5f6a206ee1f403cfb95df7
--- Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.IO.Test/Ringtoets.HeightStructures.IO.Test.csproj	(.../Ringtoets.HeightStructures.IO.Test.csproj)	(revision 8c78ddfb44f818ab2b9bb14366b7132481c4150e)
+++ Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.IO.Test/Ringtoets.HeightStructures.IO.Test.csproj	(.../Ringtoets.HeightStructures.IO.Test.csproj)	(revision ba58751a29f61588db5f6a206ee1f403cfb95df7)
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="15.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <ProjectGuid>{D3ACB74A-D916-4750-B72F-8276D2E93791}</ProjectGuid>
     <RootNamespace>Ringtoets.HeightStructures.IO.Test</RootNamespace>