diff --git a/.gitignore b/.gitignore
index 7150646c5d3f4..8d939cbe2121d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -178,4 +178,9 @@ AutoRest/Generators/Ruby/*/RspecTests/Generated/*
 
 #netcore 
 /NetCore
-*.lock.json
\ No newline at end of file
+*.lock.json
+
+#dnx installation
+dnx-clr-win-x86*/
+dnx-coreclr-win-x86*/
+/dnx
\ No newline at end of file