diff --git a/app.lisp b/app.lisp
index 9886106..6c785d5 100644
--- a/app.lisp
+++ b/app.lisp
@@ -38,4 +38,6 @@
 		  (let ((datafly:*trace-sql* t))
 		    (funcall app env)))))
 	  *web*)
-	 :debug t)
+         :debug (if (hot-line.config:productionp)
+		    nil
+		    t)) ; Added as part of clack-error-middleware.
diff --git a/src/config.lisp b/src/config.lisp
index 8ed7377..c993173 100644
--- a/src/config.lisp
+++ b/src/config.lisp
@@ -27,7 +27,11 @@
   '())
 
 (defconfig |production|
-  '())
+     `(:debug nil
+      :databases
+	     ((:maindb :sqlite3 :database-name ,(merge-pathnames #P"db/hot-line.db"
+								 *application-root*)))))
+
 
 (defconfig |test|
   '())
@@ -43,3 +47,8 @@
 
 (defun productionp ()
   (string= (appenv) "production"))
+
+;;; Use this to change the environment between "development" and
+;;; "production". This change is mostly to specifiy which database the
+;;; system will use.
+(setf (osicat:environment-variable "APP_ENV") "development")