diff --git a/spellchecker/src/com/intellij/spellchecker/jetbrains.dic b/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
index c4a8313819f4..c52df72b087b 100644
--- a/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
+++ b/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
@@ -494,6 +494,7 @@ proven
 proxool
 pycharm
 queryable
+radiobutton
 readme
 readonly
 readwrite