diff --git a/README.org b/README.org
index 54f2dcd9..a3925cf9 100644
--- a/README.org
+++ b/README.org
@@ -3291,6 +3291,10 @@ Ace link provides an avy like search for links. Upon using the keybindings prese
              (display-buffer-in-side-window)
              (side . right)
              (window-width . 0.4))
+            ("*sly-mrepl for sbcl*"
+             (display-buffer-in-side-window)
+             (side . right)
+             (window-width . 0.4))
             ("*cargo-clippy*"
              (display-buffer-in-side-window)
              (side . right)
@@ -3359,6 +3363,10 @@ Ace link provides an avy like search for links. Upon using the keybindings prese
            (display-buffer-in-side-window)
            (side . right)
            (window-width . 0.4))
+          ("*sly-mrepl for sbcl*"
+           (display-buffer-in-side-window)
+           (side . right)
+           (window-width . 0.4))
           ("*rustic-compilation*"
            (display-buffer-in-side-window)
            (side . right)
@@ -3644,6 +3652,7 @@ Using sly makes a lot better common-lisp interaction within emacs.
 
 #+begin_src emacs-lisp
 (use-package geiser
+  :ensure t
   :config
   :general
   (general-def 'normal geiser-mode-map
diff --git a/init.el b/init.el
index 8409d564..5c28661a 100644
--- a/init.el
+++ b/init.el
@@ -2379,6 +2379,10 @@ targets."
              (display-buffer-in-side-window)
              (side . right)
              (window-width . 0.4))
+            ("*sly-mrepl for sbcl*"
+             (display-buffer-in-side-window)
+             (side . right)
+             (window-width . 0.4))
             ("*cargo-clippy*"
              (display-buffer-in-side-window)
              (side . right)
@@ -2447,6 +2451,10 @@ targets."
            (display-buffer-in-side-window)
            (side . right)
            (window-width . 0.4))
+          ("*sly-mrepl for sbcl*"
+           (display-buffer-in-side-window)
+           (side . right)
+           (window-width . 0.4))
           ("*rustic-compilation*"
            (display-buffer-in-side-window)
            (side . right)
@@ -2688,6 +2696,7 @@ targets."
   ;; "gl" 'paredit-)
 
 (use-package geiser
+  :ensure t
   :config
   :general
   (general-def 'normal geiser-mode-map