diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index 0923598156..962744263a 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -9534,7 +9534,7 @@ (define-public emacs-sly
     ;; https://github.com/joaotavora/sly/issues/394.
     (package
       (name "emacs-sly")
-      (version (git-version "1.0.42" "1" commit))
+      (version (git-version "1.0.43" "1" commit))
       (source
        (origin
          (method git-fetch)