diff --git a/osu.Game/Tests/Beatmaps/BeatmapConversionTest.cs b/osu.Game/Tests/Beatmaps/BeatmapConversionTest.cs
index c5f74af770..4b0da3a14b 100644
--- a/osu.Game/Tests/Beatmaps/BeatmapConversionTest.cs
+++ b/osu.Game/Tests/Beatmaps/BeatmapConversionTest.cs
@@ -86,7 +86,7 @@ private ConvertResult convert(string name)
             var result = new ConvertResult();
             var converter = rulesetInstance.CreateBeatmapConverter(beatmap);
 
-            List<KeyValuePair<HitObject, IEnumerable<HitObject>>> conversions = new List<KeyValuePair<HitObject, IEnumerable<HitObject>>>();
+            var conversions = new List<KeyValuePair<HitObject, IEnumerable<HitObject>>>();
 
             converter.ObjectConverted += (orig, converted) =>
             {
@@ -95,7 +95,7 @@ private ConvertResult convert(string name)
             };
 
             IBeatmap convertedBeatmap = converter.Convert();
-            rulesetInstance.CreateBeatmapProcessor(convertedBeatmap).PostProcess();
+            rulesetInstance.CreateBeatmapProcessor(convertedBeatmap)?.PostProcess();
 
             foreach (var pair in conversions)
             {