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-rw-r--r--isa/isabelle-system.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/isa/isabelle-system.el b/isa/isabelle-system.el
index b964c786..2e6aa775 100644
--- a/isa/isabelle-system.el
+++ b/isa/isabelle-system.el
@@ -247,7 +247,7 @@ until Proof General is restarted."
(defpacustom show-sorts nil
"Whether to show sorts in Isabelle."
:type 'boolean
- :setting "show_types:=%b;")
+ :setting "show_sorts:=%b;")
(defpacustom show-consts nil
"Whether to show types of consts in Isabelle goals."