Index: Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/SoilProfile/PipingSoilProfileReaderTest.cs
===================================================================
diff -u -r2d7f22520e157ccfefbf12a4d9845de8bfb04f50 -r99f3b343f5ac4aed453d9f6d291217de76ef5314
--- Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/SoilProfile/PipingSoilProfileReaderTest.cs	(.../PipingSoilProfileReaderTest.cs)	(revision 2d7f22520e157ccfefbf12a4d9845de8bfb04f50)
+++ Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/SoilProfile/PipingSoilProfileReaderTest.cs	(.../PipingSoilProfileReaderTest.cs)	(revision 99f3b343f5ac4aed453d9f6d291217de76ef5314)
@@ -81,7 +81,7 @@
             // Setup
             string dbFile = Path.Combine(testDataPath, dbName);
             string expectedMessage = new FileReaderErrorMessageBuilder(dbFile)
-                .Build(String.Format(Resources.PipingSoilProfileReader_Critical_Unexpected_value_on_column, dbName));
+                .Build(string.Format(Resources.PipingSoilProfileReader_Critical_Unexpected_value_on_column, dbName));
 
             // Precondition
             Assert.IsTrue(TestHelper.CanOpenFileForWrite(dbFile), "Precondition: file can be opened for edits.");
@@ -143,7 +143,7 @@
 
             // Assert
             CriticalFileReadException exception = Assert.Throws<CriticalFileReadException>(test);
-            Assert.AreEqual(String.Format(Resources.PipingSoilProfileReader_Database_incorrect_version_requires_Version_0_, version), exception.Message);
+            Assert.AreEqual(string.Format(Resources.PipingSoilProfileReader_Database_incorrect_version_requires_Version_0_, version), exception.Message);
             Assert.IsTrue(TestHelper.CanOpenFileForWrite(dbFile));
         }
 
@@ -262,7 +262,7 @@
                 PipingSoilProfileReadException exception = Assert.Throws<PipingSoilProfileReadException>(profile);
                 string message = new FileReaderErrorMessageBuilder(databaseFilePath)
                     .WithSubject("ondergrondschematisatie 'Profile'")
-                    .Build(String.Format(Resources.Error_Can_not_determine_1D_profile_with_vertical_segments_at_X_0_, 85.2));
+                    .Build(string.Format(Resources.Error_Can_not_determine_1D_profile_with_vertical_segments_at_X_0_, 85.2));
                 Assert.AreEqual(message, exception.Message);
 
                 // Call