diff --git a/spellchecker/src/com/intellij/spellchecker/jetbrains.dic b/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
index d72848e3e77c..e373fd15b491 100644
--- a/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
+++ b/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
@@ -143,6 +143,7 @@ devkit
 dirs
 distinctrow
 django
+dockerfile
 dojo
 draggable
 dtrace