diff --git a/core/core-os-osx.el b/core/core-os-osx.el
index 5e9c01716..e6c8c2d4c 100644
--- a/core/core-os-osx.el
+++ b/core/core-os-osx.el
@@ -50,7 +50,7 @@
   :commands (dash-at-point dash-at-point-with-docset dash-at-point-run-search dash-at-point-guess-docset)
   :init
   (defmacro define-docset! (mode docset)
-    `(add-hook! ,mode (setq dash-at-point-docset ,docset))))
+    `(add-hook! ,mode (setq-local dash-at-point-docset ,docset))))
 
 (after! evil
   ;; On OSX, stop copying each visual state move to the clipboard: