Index: DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/MacroStabilityInwardsTests.cs
===================================================================
diff -u -r3638 -r3643
--- DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/MacroStabilityInwardsTests.cs	(.../MacroStabilityInwardsTests.cs)	(revision 3638)
+++ DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/MacroStabilityInwardsTests.cs	(.../MacroStabilityInwardsTests.cs)	(revision 3643)
@@ -405,11 +405,11 @@
             Assert.AreEqual(1.682, result.StabilityDesignResults.SafetyFactor, Tolerance);
             
             // Stix file
-            var file1 = Path.Combine(Path.GetFullPath(calcDir), "Stability\\Bishop\\Loc(6-4-1-A-1-F)_Sce(1)_Pro(6-4-1-A-1-F_1_s).stix"); 
+            var file1 = Path.Combine(Path.GetFullPath(calcDir), "Stability\\Bishop\\Loc(6-4-1-A-1-F)_Sce(1)_Pro(6-4-1-A-1-F_1_s)_result.stix"); 
             Assert.IsTrue(File.Exists(file1));
-            var file2 = Path.Combine(Path.GetFullPath(calcDir), "Stability\\Bishop\\Loc(6-4-1-A-1-F)_Sce(1)_Pro(6-4-1-A-1-F_2_s).stix");
+            var file2 = Path.Combine(Path.GetFullPath(calcDir), "Stability\\Bishop\\Loc(6-4-1-A-1-F)_Sce(1)_Pro(6-4-1-A-1-F_2_s)_result.stix");
             Assert.IsTrue(File.Exists(file2));
-            var file3 = Path.Combine(Path.GetFullPath(calcDir), "Stability\\Bishop\\Loc(6-4-1-A-1-F)_Sce(1)_Pro(6-4-1-A-1-F_3_s).stix");
+            var file3 = Path.Combine(Path.GetFullPath(calcDir), "Stability\\Bishop\\Loc(6-4-1-A-1-F)_Sce(1)_Pro(6-4-1-A-1-F_3_s)_result.stix");
             Assert.IsTrue(File.Exists(file3));
         }
 
@@ -523,9 +523,9 @@
             // SafetyFactor=1.551 DSTAB 1.414. 1.097
             Assert.AreEqual(1.551, result.StabilityDesignResults.SafetyFactor, Tolerance);
             Assert.AreEqual(CalculationResult.Succeeded, ConversionHelper.ConvertToCalculationResult(result.CalculationResult));
-            var file1 = Path.Combine(Path.GetFullPath(calcDir), "Stability\\UpliftVan\\Loc(6-4-1-A-1-F)_Sce(1)_Pro(6-4-1-A-1-F_1_s).stix"); 
+            var file1 = Path.Combine(Path.GetFullPath(calcDir), "Stability\\UpliftVan\\Loc(6-4-1-A-1-F)_Sce(1)_Pro(6-4-1-A-1-F_1_s)_result.stix"); 
             Assert.IsTrue(File.Exists(file1));
-            var file2 = Path.Combine(Path.GetFullPath(calcDir), "Stability\\UpliftVan\\Loc(6-4-1-A-1-F)_Sce(1)_Pro(6-4-1-A-1-F_2_s).stix");
+            var file2 = Path.Combine(Path.GetFullPath(calcDir), "Stability\\UpliftVan\\Loc(6-4-1-A-1-F)_Sce(1)_Pro(6-4-1-A-1-F_2_s)_result.stix");
             Assert.IsTrue(File.Exists(file2));
         }
 
Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityInwards/MacroStabilityInwardsKernelWrapper.cs
===================================================================
diff -u -r3641 -r3643
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityInwards/MacroStabilityInwardsKernelWrapper.cs	(.../MacroStabilityInwardsKernelWrapper.cs)	(revision 3641)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityInwards/MacroStabilityInwardsKernelWrapper.cs	(.../MacroStabilityInwardsKernelWrapper.cs)	(revision 3643)
@@ -348,7 +348,7 @@
                 {
                     macroStabilityOutputItem.CalculationPath = Path.GetDirectoryName(fileNameForCalculation);
                     macroStabilityOutputItem.ProjectName = Path.GetFileName(fileNameForCalculation);
-                    var fileNameForCalculationAsStix = Path.ChangeExtension(fileNameForCalculation, ".stix");
+                    var fileNameForCalculationAsStix = DetermineStixFilename(fileNameForCalculation, "result");
                     StixWriter.FillInfo("DAM Engine", macroStabilityOutputItem.CalculationPath,
                         macroStabilityOutputItem.ProjectName, true);
                     if (macroStabilityOutputItem.StabilityModelType == MStabModelType.Bishop)
@@ -379,6 +379,12 @@
 
             StixWriter.WriteStixFile(fileName, input);
         }
+        
+        private string DetermineStixFilename(string fileNameForCalc, string suffix, string extension = ".stix")
+        {
+            return Path.Combine(Path.GetDirectoryName(fileNameForCalc),
+                $"{Path.GetFileNameWithoutExtension(fileNameForCalc)}_{suffix}{extension}");
+        }
 
         /// <summary>
         /// Fills the design results with the kernel output.