diff -Nru libc++-3.9.1/debian/changelog libc++-3.9.1/debian/changelog
--- libc++-3.9.1/debian/changelog	2017-01-10 15:45:20.000000000 +0000
+++ libc++-3.9.1/debian/changelog	2017-08-02 04:40:23.000000000 +0000
@@ -1,3 +1,9 @@
+libc++ (3.9.1-3) unstable; urgency=medium
+
+  * Fix a typo in debian/control (Closes: #870440)
+
+ -- Sylvestre Ledru <sylvestre@debian.org>  Wed, 02 Aug 2017 06:40:23 +0200
+
 libc++ (3.9.1-2) unstable; urgency=medium
 
   * Silent a few tests on some archs to make the testsuite green.
diff -Nru libc++-3.9.1/debian/control libc++-3.9.1/debian/control
--- libc++-3.9.1/debian/control	2016-11-08 11:31:59.000000000 +0000
+++ libc++-3.9.1/debian/control	2017-08-02 04:40:23.000000000 +0000
@@ -93,7 +93,7 @@
 Multi-Arch: same
 Depends: libc++abi1 (= ${binary:Version}), ${misc:Depends}
 Replaces: libc++-dev (<< 3.9.0-3)
-Breaks: lic++-dev (<< 3.9.0-3)
+Breaks: libc++-dev (<< 3.9.0-3)
 Description: LLVM low level support for a standard C++ library (development files)
  libc++abi is a new implementation of low level support for a standard C++
  library.