diff -Nru qtbase-opensource-src-5.5.1+dfsg/debian/changelog qtbase-opensource-src-5.5.1+dfsg/debian/changelog
--- qtbase-opensource-src-5.5.1+dfsg/debian/changelog	2016-03-04 10:01:36.000000000 +0000
+++ qtbase-opensource-src-5.5.1+dfsg/debian/changelog	2016-03-07 09:18:08.000000000 +0000
@@ -1,3 +1,15 @@
+qtbase-opensource-src (5.5.1+dfsg-16ubuntu1) xenial; urgency=medium
+
+  * Merge with Debian 5.5.1+dfsg-16.
+
+ -- Timo Jyrinki <timo-jyrinki@ubuntu.com>  Mon, 07 Mar 2016 09:17:45 +0000
+
+qtbase-opensource-src (5.5.1+dfsg-16) unstable; urgency=medium
+
+  * Add fix_alsa_detection.patch to workaround ALSA >= 1.1.0 detection.
+
+ -- Lisandro Damián Nicanor Pérez Meyer <lisandro@debian.org>  Sat, 05 Mar 2016 10:24:48 -0300
+
 qtbase-opensource-src (5.5.1+dfsg-15ubuntu1) xenial; urgency=medium
 
   * Merge with Debian 5.5.1+dfsg-15.
diff -Nru qtbase-opensource-src-5.5.1+dfsg/debian/patches/fix_alsa_detection.patch qtbase-opensource-src-5.5.1+dfsg/debian/patches/fix_alsa_detection.patch
--- qtbase-opensource-src-5.5.1+dfsg/debian/patches/fix_alsa_detection.patch	1970-01-01 00:00:00.000000000 +0000
+++ qtbase-opensource-src-5.5.1+dfsg/debian/patches/fix_alsa_detection.patch	2016-03-07 09:18:08.000000000 +0000
@@ -0,0 +1,21 @@
+Description: alsatest: fix the check to treat alsalib 1.1.x as correct version
+Author: Lisandro Damián Nicanor Pérez Meyer <lisandro@debian.org>
+Author: Dmitry Shachnev <mitya57@debian.org>
+Bug: https://bugreports.qt.io/browse/QTBUG-51681
+Last-Update: 2016-03-05
+
+---
+ config.tests/unix/alsa/alsatest.cpp |    2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/config.tests/unix/alsa/alsatest.cpp
++++ b/config.tests/unix/alsa/alsatest.cpp
+@@ -32,7 +32,7 @@
+ ****************************************************************************/
+ 
+ #include <alsa/asoundlib.h>
+-#if(!(SND_LIB_MAJOR == 1 && SND_LIB_MINOR == 0 && SND_LIB_SUBMINOR >= 10))
++#if SND_LIB_VERSION < 0x1000a  // 1.0.10
+ #error "Alsa version found too old, require >= 1.0.10"
+ #endif
+ 
diff -Nru qtbase-opensource-src-5.5.1+dfsg/debian/patches/series qtbase-opensource-src-5.5.1+dfsg/debian/patches/series
--- qtbase-opensource-src-5.5.1+dfsg/debian/patches/series	2016-03-04 10:01:36.000000000 +0000
+++ qtbase-opensource-src-5.5.1+dfsg/debian/patches/series	2016-03-07 09:18:08.000000000 +0000
@@ -35,6 +35,7 @@
 no_htmlinfo_example.diff
 remove_privacy_breachs.diff
 link_fbclient.diff
+fix_alsa_detection.patch
 
 # Ubuntu specific.
 qt5-qmake-arm-linux-gnueabihf