diff --git a/spellchecker/src/com/intellij/spellchecker/english.dic b/spellchecker/src/com/intellij/spellchecker/english.dic
index 7fc8987453f1..906e122c5e70 100644
--- a/spellchecker/src/com/intellij/spellchecker/english.dic
+++ b/spellchecker/src/com/intellij/spellchecker/english.dic
@@ -120676,6 +120676,7 @@ substantives
 substation
 substation's
 substations
+substitutability
 substitutable
 substitute
 substituted