diff --git a/Node.gitignore b/Node.gitignore
index 9a439fc..5ad9b57 100644
--- a/Node.gitignore
+++ b/Node.gitignore
@@ -46,3 +46,6 @@ jspm_packages
 # Yarn Integrity file
 .yarn-integrity
 
+# dotenv environment variables file
+.env
+