diff --git a/.gitignore b/.gitignore
index 5ff6309..02dfeca 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,4 +35,5 @@ build/
 .vscode/
 
 ### Mac OS ###
-.DS_Store
\ No newline at end of file
+.DS_Store
+.idea/workspace.xml
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 35a2ffe..a711c79 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -4,7 +4,9 @@
     <option name="autoReloadType" value="SELECTIVE" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="5973f9b9-37f9-44e5-9bf5-e1116366e0cc" name="Changes" comment="" />
+    <list default="true" id="5973f9b9-37f9-44e5-9bf5-e1116366e0cc" name="Changes" comment="">
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/bongbong/lightning/LightningPlugin.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/bongbong/lightning/LightningPlugin.java" afterDir="false" />
+    </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
diff --git a/src/main/java/com/bongbong/lightning/LightningPlugin.java b/src/main/java/com/bongbong/lightning/LightningPlugin.java
index ca9cfc5..e5ffab7 100644
--- a/src/main/java/com/bongbong/lightning/LightningPlugin.java
+++ b/src/main/java/com/bongbong/lightning/LightningPlugin.java
@@ -27,7 +27,7 @@ public class LightningPlugin extends JavaPlugin {
     // export HOST_INVOICE_KEY_LNBI="adminaccountlnbitinvoicekey"
     //
     // you must have UserManager installed on your LNBits node.
-    // mongodb installed is also a requirement.
+    // mongodb installed is also a requirement. bind it to 127.0.0.1 in /etc/mongod.conf
 
     public static String HOST_BASE_URL_LNBIT = System.getenv("HOST_BASE_URL_LNBIT");
     protected static String HOST_ADMIN_KEY_LNBIT = System.getenv("HOST_ADMIN_KEY_LNBIT");