diff -Nru cl-trivial-backtrace-20150407/debian/changelog cl-trivial-backtrace-20160531/debian/changelog
--- cl-trivial-backtrace-20150407/debian/changelog	2015-05-02 14:04:17.000000000 +0000
+++ cl-trivial-backtrace-20160531/debian/changelog	2016-08-29 18:56:05.000000000 +0000
@@ -1,3 +1,9 @@
+cl-trivial-backtrace (20160531-1) unstable; urgency=medium
+
+  * Quicklisp release update.
+
+ -- Dimitri Fontaine <dim@tapoueh.org>  Mon, 29 Aug 2016 21:56:05 +0300
+
 cl-trivial-backtrace (20150407-1) unstable; urgency=medium
 
   * Quicklisp release update.
diff -Nru cl-trivial-backtrace-20150407/dev/backtrace.lisp cl-trivial-backtrace-20160531/dev/backtrace.lisp
--- cl-trivial-backtrace-20150407/dev/backtrace.lisp	2012-05-16 12:07:26.000000000 +0000
+++ cl-trivial-backtrace-20160531/dev/backtrace.lisp	2016-05-22 17:28:45.000000000 +0000
@@ -101,7 +101,7 @@
 	(sb-debug:*debug-print-level* nil)
 	#-:sbcl-debug-print-variable-alist
 	(sb-debug:*debug-print-length* nil))
-    (sb-debug:backtrace most-positive-fixnum stream)))
+    (sb-debug:print-backtrace :count most-positive-fixnum :stream stream)))
 
 #+clisp
 (defun print-backtrace-to-stream (stream)
diff -Nru cl-trivial-backtrace-20150407/dev/fallback.lisp cl-trivial-backtrace-20160531/dev/fallback.lisp
--- cl-trivial-backtrace-20150407/dev/fallback.lisp	2012-05-16 12:07:26.000000000 +0000
+++ cl-trivial-backtrace-20160531/dev/fallback.lisp	2016-05-22 17:28:45.000000000 +0000
@@ -1,8 +1,8 @@
 (in-package #:trivial-backtrace)
 
 (eval-when (:compile-toplevel :load-toplevel :execute)
-  (unless (fboundp 'map-backtrace)
-    (defun map-backtrace (func)
+  (unless (fboundp 'impl-map-backtrace)
+    (defun impl-map-backtrace (func)
       (declare (ignore func))))
 
   (unless (fboundp 'print-backtrace-to-stream)