diff --git a/lisp/language/greek.el b/lisp/language/greek.el
index b59caa19f98..85bfd380839 100644
--- a/lisp/language/greek.el
+++ b/lisp/language/greek.el
@@ -47,6 +47,7 @@
  "Greek" '((setup-function . setup-greek-environment)
 	   (charset . (greek-iso8859-7))
 	   (coding-system . (greek-iso-8bit))
+	   (coding-priority greek-iso-8bit)
 	   (sample-text . "Greek (,FGkk]mija(B)	,FCei\(B ,Fsar(B")
 	   (documentation . t)))