diff --git a/whomp/whomp-development.el b/whomp/whomp-development.el
index 7148c28..1eb7278 100644
--- a/whomp/whomp-development.el
+++ b/whomp/whomp-development.el
@@ -8,6 +8,7 @@
 	"Whether or not to enable development assistance packages."
 	:type '(set (const :tag "None" nil)
 							(const :tag "lsp" lspmode) ;; generally required for other modes
+							(const :tag "slime-mode" slimemode) ;; SLIME mode (Common Lisp)
 							(const :tag "magit" magitmode) ;; git integration
 							(const :tag "projectile" projectilemode) ;; project management
 							(const :tag "go" gomode) ;; go language support
@@ -37,6 +38,14 @@
 		(add-hook 'terraform-mode-hook #'terraform-format-on-save-mode))
 	(message "terraform-mode loaded"))
 
+;; slime-mode
+(when (memq 'slimemode whomp-development)
+	(use-package slime
+		:straight t
+		:ensure t)
+	(setq inferior-lisp-program "sbcl")
+	(message "SLIME loaded"))
+
 ;; lsp-mode
 (when (memq 'lspmode whomp-development)
 	(straight-use-package 'lsp-mode)