diff --git a/plugins/spellchecker/src/com/intellij/spellchecker/jetbrains.dic b/plugins/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
index 445e9ed594ee..833f4cb35a73 100644
--- a/plugins/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
+++ b/plugins/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
@@ -367,6 +367,8 @@ subpackage
 subpartition
 subpartitions
 substring
+subtree
+subtrees
 subview
 subviews
 superclass