diff --git a/modules/lang/zig/config.el b/modules/lang/zig/config.el
index 09a8e5d7e..23c7282d1 100644
--- a/modules/lang/zig/config.el
+++ b/modules/lang/zig/config.el
@@ -17,8 +17,8 @@
 
   (when (featurep! :checkers syntax)
     (flycheck-define-checker zig
-      "A zig syntax checker using the zig-fmt interpreter."
-      :command ("zig" "fmt" (eval (buffer-file-name)))
+      "A zig syntax checker using zig's `ast-check` command."
+      :command ("zig" "ast-check" (eval (buffer-file-name)))
       :error-patterns
       ((error line-start (file-name) ":" line ":" column ": error: " (message) line-end))
       :modes zig-mode)