diff --git a/.config/next/init.lisp b/.config/next/init.lisp
index 0e10dfad..d93af408 100644
--- a/.config/next/init.lisp
+++ b/.config/next/init.lisp
@@ -212,3 +212,23 @@ Make sure you understand the security risks associated with this
 before running this command."
     (slynk:create-server :port slynk-port :dont-close t)
     (echo "Slynk server started at port ~a" slynk-port)))
+
+
+(defvar +dev-data-profile+ (make-instance 'data-profile :name "dev")
+  "Development profile.")
+
+(defmethod next:expand-data-path ((path data-path) (profile (eql +dev-data-profile+)))
+  "Persist data to /tmp/next/."
+  (expand-default-path (make-instance (class-name (class-of path))
+                                      :basename (basename path)
+                                      :dirname "/tmp/next/")))
+
+(defmethod next:expand-data-path ((path (eql *socket-path*)) (profile (eql +dev-data-profile+)))
+  "Return path of the socket."
+  (cond
+    ((getf *options* :no-socket)
+     nil)
+    (t (expand-default-path
+        (make-instance 'data-path
+                       :basename (or (getf *options* :socket) (basename path))
+                       :dirname "/tmp/next/")))))