diff --git a/.gitignore b/.gitignore
index 4c4877bfc..33f67729c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,7 +5,7 @@
 build/*
 test/**/Output/*
 /package-lock.json
-/node_modules
+**/node_modules
 
 # Duvet output
 specification_compliance_report.html
diff --git a/AwsEncryptionSDK/.gitignore b/AwsEncryptionSDK/.gitignore
index df55de555..0f6df2a2c 100644
--- a/AwsEncryptionSDK/.gitignore
+++ b/AwsEncryptionSDK/.gitignore
@@ -5,3 +5,5 @@ TestsFromDafny.cs
 bin/
 obj/
 
+# Ignore *-cs.dtr files
+*-cs.dtr
\ No newline at end of file