diff --git a/dotfiles/kakoune.nix b/dotfiles/kakoune.nix
index e23f292..64d563e 100644
--- a/dotfiles/kakoune.nix
+++ b/dotfiles/kakoune.nix
@@ -304,6 +304,13 @@ in {
         set-option buffer tabstop 2
         set-option buffer indentwidth 2
       }
+
+      hook global WinSetOption filetype=json %{
+        expandtab
+        set-option buffer softtabstop 2
+        set-option buffer tabstop 2
+        set-option buffer indentwidth 2
+      }
     '';
   };