diff --git a/VisualStudio.gitignore b/VisualStudio.gitignore
index 8a30d258..bd56094e 100644
--- a/VisualStudio.gitignore
+++ b/VisualStudio.gitignore
@@ -396,3 +396,6 @@ FodyWeavers.xsd
 
 # JetBrains Rider
 *.sln.iml
+
+# Microsoft Test Results file
+*.trx