diff --git a/src/ebusd/bushandler.h b/src/ebusd/bushandler.h
index dd9e3674..ae80f77b 100644
--- a/src/ebusd/bushandler.h
+++ b/src/ebusd/bushandler.h
@@ -420,7 +420,7 @@ class BusHandler : public WaitThread {
   /**
    * Initiate a scan of the slave addresses.
    * @param full true for a full scan (all slaves), false for scanning only already seen slaves.
-   * @param level the current user's access levels.
+   * @param levels the current user's access levels.
    * @return the result code.
    */
   result_t startScan(bool full, string levels);
diff --git a/src/ebusd/mainloop.h b/src/ebusd/mainloop.h
index c5873e9a..8419311a 100644
--- a/src/ebusd/mainloop.h
+++ b/src/ebusd/mainloop.h
@@ -175,7 +175,7 @@ class MainLoop : public Thread, DeviceListener {
   /**
    * Execute the write command.
    * @param args the arguments passed to the command (starting with the command itself), or empty for help.
-   * @param level the current user's access levels.
+   * @param levels the current user's access levels.
    * @return the result string.
    */
   string executeWrite(vector<string> &args, const string levels);
@@ -190,7 +190,7 @@ class MainLoop : public Thread, DeviceListener {
   /**
    * Execute the find command.
    * @param args the arguments passed to the command (starting with the command itself), or empty for help.
-   * @param level the current user's access levels.
+   * @param levels the current user's access levels.
    * @return the result string.
    */
   string executeFind(vector<string> &args, string levels);
@@ -220,7 +220,7 @@ class MainLoop : public Thread, DeviceListener {
   /**
    * Execute the scan command.
    * @param args the arguments passed to the command (starting with the command itself), or empty for help.
-   * @param level the current user's access levels.
+   * @param levels the current user's access levels.
    * @return the result string.
    */
   string executeScan(vector<string> &args, const string levels);