diff --git a/include/plugin-manager.html b/include/plugin-manager.html
index 14c2fe13..bc43a1d0 100644
--- a/include/plugin-manager.html
+++ b/include/plugin-manager.html
@@ -1,7 +1,7 @@
 
 <p>
   The <dfn>Plugin Manager</dfn> provides a convenient interface to various
-  operations on plugins and is the primary troubleshooting tools when something
+  operations on plugins and is the primary troubleshooting tool when something
   goes wrong with plugins. It works on both plugin files and the plugins index.
 </p>
 
@@ -81,7 +81,7 @@ control some of its aspects:
   <tr>
       <th>Tags</th>
       <td>Metadata that classifies the plugin by type,
-      e.g. 'instrument|synth' or 'analyser'</td>
+      e.g. 'instrument|synth' or 'analyzer'</td>
   </tr>
 </table>