diff --git a/early-init.el b/early-init.el
index 5f50d24..033ea69 100644
--- a/early-init.el
+++ b/early-init.el
@@ -257,13 +257,14 @@ When set to non-nil, Emacs will automatically call `package-initialize' and
 
 (unless (daemonp)
   (unless noninteractive
-    ;; Temporarily override the tool-bar-setup function to prevent it from
-    ;; running during the initial stages of startup
-    (advice-add #'tool-bar-setup :override #'ignore)
-    (define-advice startup--load-user-init-file
-        (:before (&rest _) minimal-emacs-setup-toolbar)
-      (advice-remove #'tool-bar-setup #'ignore)
-      (tool-bar-setup))))
+    (when (fboundp 'tool-bar-setup)
+      ;; Temporarily override the tool-bar-setup function to prevent it from
+      ;; running during the initial stages of startup
+      (advice-add #'tool-bar-setup :override #'ignore)
+      (define-advice startup--load-user-init-file
+          (:before (&rest _) minimal-emacs-setup-toolbar)
+        (advice-remove #'tool-bar-setup #'ignore)
+        (tool-bar-setup)))))
 (unless (memq 'tool-bar minimal-emacs-ui-features)
   (push '(tool-bar-lines . 0) default-frame-alist)
   (setq tool-bar-mode nil))