diff --git a/src/calibre/customize/builtins.py b/src/calibre/customize/builtins.py
index fd1ccd0349..855d105e15 100644
--- a/src/calibre/customize/builtins.py
+++ b/src/calibre/customize/builtins.py
@@ -1665,7 +1665,7 @@ if __name__ == '__main__':
                 ret = 1
                 print (x, 'has been loaded by a plugin')
         if ret:
-            print ('\\nA good way to trackdown what is loading something is to run'
+            print ('\\nA good way to track down what is loading something is to run'
             ' python -c "import init_calibre; import calibre.customize.builtins"')
             print()
         print ('Time taken to import all plugins: %.2f'%t)