Index: Application/Ringtoets/test/Application.Ringtoets.Storage.TestUtil/RingtoetsProjectMigrationTestHelper.cs
===================================================================
diff -u -r3fb0df0ed6e64657154700ee7706e035d5bf99f5 -r9ca0f3be4aa0ee4c0052e33ba266fc0ea3b66b4a
--- Application/Ringtoets/test/Application.Ringtoets.Storage.TestUtil/RingtoetsProjectMigrationTestHelper.cs	(.../RingtoetsProjectMigrationTestHelper.cs)	(revision 3fb0df0ed6e64657154700ee7706e035d5bf99f5)
+++ Application/Ringtoets/test/Application.Ringtoets.Storage.TestUtil/RingtoetsProjectMigrationTestHelper.cs	(.../RingtoetsProjectMigrationTestHelper.cs)	(revision 9ca0f3be4aa0ee4c0052e33ba266fc0ea3b66b4a)
@@ -67,11 +67,8 @@
         /// outdated Ringtoets projects.</returns>
         public static IEnumerable<string> GetAllOutdatedSupportedProjectFilePaths()
         {
-            const string projectFileName = "FullTestProject164.rtd";
-            return new[]
-            {
-                TestHelper.GetTestDataPath(testDataPath, projectFileName)
-            };
+            yield return TestHelper.GetTestDataPath(testDataPath, GetTestProjectFileName("164"));
+            yield return TestHelper.GetTestDataPath(testDataPath, GetTestProjectFileName("171"));
         }
 
         /// <summary>
@@ -85,5 +82,10 @@
             const string projectFileName = "UnsupportedVersion8.rtd";
             return TestHelper.GetTestDataPath(testDataPath, projectFileName);
         }
+
+        private static string GetTestProjectFileName(string versionNumber)
+        {
+            return string.Format("FullTestProject{0}.rtd", versionNumber);
+        }
     }
 }
\ No newline at end of file