Index: Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.IO.Test/Ringtoets.ClosingStructures.IO.Test.csproj
===================================================================
diff -u -r4e21c685bea1c190b3a6a272461d50a02f15a67b -rba58751a29f61588db5f6a206ee1f403cfb95df7
--- Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.IO.Test/Ringtoets.ClosingStructures.IO.Test.csproj	(.../Ringtoets.ClosingStructures.IO.Test.csproj)	(revision 4e21c685bea1c190b3a6a272461d50a02f15a67b)
+++ Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.IO.Test/Ringtoets.ClosingStructures.IO.Test.csproj	(.../Ringtoets.ClosingStructures.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>{C10FFCBF-767F-4F3F-B8F9-7D6F4849FF85}</ProjectGuid>
     <RootNamespace>Ringtoets.ClosingStructures.IO.Test</RootNamespace>