Index: Riskeer/DuneErosion/src/Riskeer.DuneErosion.IO/DuneLocationCalculationsWriter.cs
===================================================================
diff -u -r664ea533634f90fcabc7ec85ee0808714936abba -r8850659db5da992bc4cee03f1a6838d095475a4d
--- Riskeer/DuneErosion/src/Riskeer.DuneErosion.IO/DuneLocationCalculationsWriter.cs	(.../DuneLocationCalculationsWriter.cs)	(revision 664ea533634f90fcabc7ec85ee0808714936abba)
+++ Riskeer/DuneErosion/src/Riskeer.DuneErosion.IO/DuneLocationCalculationsWriter.cs	(.../DuneLocationCalculationsWriter.cs)	(revision 8850659db5da992bc4cee03f1a6838d095475a4d)
@@ -71,7 +71,7 @@
                     stringBuilder.AppendLine(CreateCsvLine(calculation));
                 }
 
-                File.WriteAllText(filePath, stringBuilder.ToString());
+                File.WriteAllText(filePath, stringBuilder.ToString(), Encoding.UTF8);
             }
             catch (SystemException e)
             {
Index: Riskeer/Revetment/src/Riskeer.Revetment.IO/WaveConditions/WaveConditionsWriter.cs
===================================================================
diff -u -rd1b677c4bef119458dc4ec64058c68dd508578e3 -r8850659db5da992bc4cee03f1a6838d095475a4d
--- Riskeer/Revetment/src/Riskeer.Revetment.IO/WaveConditions/WaveConditionsWriter.cs	(.../WaveConditionsWriter.cs)	(revision d1b677c4bef119458dc4ec64058c68dd508578e3)
+++ Riskeer/Revetment/src/Riskeer.Revetment.IO/WaveConditions/WaveConditionsWriter.cs	(.../WaveConditionsWriter.cs)	(revision 8850659db5da992bc4cee03f1a6838d095475a4d)
@@ -67,7 +67,7 @@
                     stringBuilder.AppendLine(CreateCsvLine(exportableWaveConditions));
                 }
 
-                File.WriteAllText(filePath, stringBuilder.ToString());
+                File.WriteAllText(filePath, stringBuilder.ToString(), Encoding.UTF8);
             }
             catch (SystemException e)
             {