Fix error format

Remove redundant format; args to error are already passed to format-message.
Also fix format string.

1 files changed, 1 insertions, 1 deletions

diff --git a/init.el b/init.el
index 16ba71a..78dd81e 100644
--- a/init.el
+++ b/init.el
@@ -24,7 +24,7 @@
 ;;; Guardrail
 
 (when (< emacs-major-version 29)
-  (error (format "Emacs Bedrock only works with Emacs 29 and newer; you have version ~a" emacs-major-version)))
+  (error "Emacs Bedrock only works with Emacs 29 and newer; you have version %s" emacs-major-version))
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;;;