diff --git a/plugins/insomnia-plugin-default-headers/README.md b/plugins/insomnia-plugin-default-headers/README.md
index b119de8c39..5a7d613f05 100644
--- a/plugins/insomnia-plugin-default-headers/README.md
+++ b/plugins/insomnia-plugin-default-headers/README.md
@@ -21,4 +21,11 @@ Headers can be added by setting a `DEFAULT_HEADERS` environment variable.
 	}
 }
 ```
-
+Default header can be removed by setting value to null. For example, use folder environment variables to remove authorization header from anonymous calls
+```json
+{
+  "DEFAULT_HEADERS": {
+    "Authorization": "null"
+  }
+}
+```
diff --git a/plugins/insomnia-plugin-default-headers/src/default-headers.js b/plugins/insomnia-plugin-default-headers/src/default-headers.js
index 98e9d24186..1f5b978c9c 100644
--- a/plugins/insomnia-plugin-default-headers/src/default-headers.js
+++ b/plugins/insomnia-plugin-default-headers/src/default-headers.js
@@ -12,7 +12,12 @@ module.exports = function(context) {
       continue;
     }
 
-    context.request.setHeader(name, value);
-    console.log(`[header] Set default header ${name}: ${value}`);
+    if (value==="null") {
+      context.request.removeHeader(name);
+      console.log(`[header] Remove default header ${name}`)
+    } else {
+      context.request.setHeader(name, value);
+      console.log(`[header] Set default header ${name}: ${value}`);
+    }
   }
 };