diff --git a/configure.ac b/configure.ac
index fd4b6297d76cc76e8e66c630ef03e6ec7b42116a..e09abd63487dd9b2ef7b53b8c6cb69ebdc2bfbe1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -226,6 +226,7 @@ AC_ARG_WITH([speex],
 LIBSPEEX=
 AS_IF([test "x$with_speex" != xno],
   [AC_CHECK_HEADER([speex/speex.h], , AC_MSG_FAILURE([Unable to find the libspeex headers (you may need to install the dev package).  You may use --without-speex to compile without speex codec support.]))]
+  [AC_CHECK_HEADER([speex/speex_preprocess.h], , AC_MSG_FAILURE([Unable to find the libspeexdsp headers (you may need to install the libspeexdsp-dev package).  You may use --without-speex to compile without speex codec support.]))]
   [AC_CHECK_LIB([speex], [speex_decode_int],
     [],
     [AC_MSG_FAILURE(
diff --git a/debian/control.hardy b/debian/control.hardy
index 12fa2bf36a82396f5c224ed660b4a1bfc6d16a04..5f3325d28296677b588b36e77a96a0f21e6ac1eb 100644
--- a/debian/control.hardy
+++ b/debian/control.hardy
@@ -2,13 +2,13 @@ Source: sflphone
 Maintainer: SavoirFaireLinux Inc <yun.liu@savoirfairelinux.com>
 Section: gnome
 Priority: optional
-Build-Depends: debhelper (>= 5), autoconf, automake, libpulse-dev, libsamplerate0-dev, libcommoncpp2-dev, libccrtp-dev, dbus-c++-1-dev, libcppunit-dev, libgsm1-dev, libspeex-dev, sflphone-iax2-dev, libtool, libgtk2.0-dev, libsexy-dev, libdbus-1-dev, libdbus-glib-1-dev, libnotify-dev, libasound2-dev
+Build-Depends: debhelper (>= 5), autoconf, automake, libpulse-dev, libsamplerate0-dev, libcommoncpp2-dev, libccrtp-dev, dbus-c++-1-dev, libcppunit-dev, libgsm1-dev, libspeex-dev, sflphone-iax2-dev, libtool, libgtk2.0-dev, libsexy-dev, libdbus-1-dev, libdbus-glib-1-dev, libnotify-dev, libasound2-dev, libspeexdsp-dev
 Standards-Version: 3.7.3
 
 Package: sflphone
 Priority: optional
 Architecture: any
-Depends: libgcc1 , libsamplerate0 (>=0.1.2) , libdbus-glib-1-2 (>= 0.73), libexpat1 , libgtk2.0-0 , libc6 (>= 2.3.6-6) , libglib2.0-0 (>= 2.12.0) ,  libcommoncpp2-1.6-0  , sflphone-iax2, libgsm1 (>=1.0.10) , libspeex1 (>=1.1.12) , libdbus-1-3, libdbus-glib-1-2, dbus-c++-1 (>=0.5.0) , libsexy2 (>=0.1.11), libcppunit-1.12-0, libasound2 (>= 1.0), libpulse0 (>= 0.9.6), libccrtp1-1.6-0, libnotify1 (>= 0.4), libsexy2 (>= 0.1), perl (>=5.5.8), librsvg2-common (>=2.22.2)
+Depends: libgcc1 , libsamplerate0 (>=0.1.2) , libdbus-glib-1-2 (>= 0.73), libexpat1 , libgtk2.0-0 , libc6 (>= 2.3.6-6) , libglib2.0-0 (>= 2.12.0) ,  libcommoncpp2-1.6-0  , sflphone-iax2, libgsm1 (>=1.0.10) , libspeex1 (>=1.1.12) , libdbus-1-3, libdbus-glib-1-2, dbus-c++-1 (>=0.5.0) , libsexy2 (>=0.1.11), libcppunit-1.12-0, libasound2 (>= 1.0), libpulse0 (>= 0.9.6), libccrtp1-1.6-0, libnotify1 (>= 0.4), libsexy2 (>= 0.1), perl (>=5.5.8), librsvg2-common (>=2.22.2), libspeexdsp1
 Homepage: http://www.sflphone.org
 Description: SIP and IAX2 compatible softphone
  SFLphone is meant to be a robust enterprise-class desktop phone.
diff --git a/debian/control.intrepid b/debian/control.intrepid
index d19c27755c37e75e54059455d1a0a04c1f4ad9c1..20d43bdf7175e57024c749afc715c0172dcce874 100644
--- a/debian/control.intrepid
+++ b/debian/control.intrepid
@@ -2,13 +2,13 @@ Source: sflphone
 Maintainer: SavoirFaireLinux Inc <yun.liu@savoirfairelinux.com>
 Section: gnome
 Priority: optional
-Build-Depends: debhelper (>= 5), autoconf, automake, libpulse-dev, libsamplerate0-dev, libcommoncpp2-dev, libccrtp-dev, dbus-c++-1-dev, libcppunit-dev, libgsm1-dev, libspeex-dev, sflphone-iax2-dev, libtool, libgtk2.0-dev, libsexy-dev, libdbus-1-dev, libdbus-glib-1-dev, libnotify-dev, libasound2-dev
+Build-Depends: debhelper (>= 5), autoconf, automake, libpulse-dev, libsamplerate0-dev, libcommoncpp2-dev, libccrtp-dev, dbus-c++-1-dev, libcppunit-dev, libgsm1-dev, libspeex-dev, sflphone-iax2-dev, libtool, libgtk2.0-dev, libsexy-dev, libdbus-1-dev, libdbus-glib-1-dev, libnotify-dev, libasound2-dev, libspeexdsp-dev
 Standards-Version: 3.8.0
 
 Package: sflphone
 Priority: optional
 Architecture: any
-Depends: libgcc1 , libsamplerate0 (>=0.1.2) , libdbus-glib-1-2 (>= 0.73), libexpat1 , libgtk2.0-0 , libc6 (>= 2.3.6-6) , libglib2.0-0 (>= 2.12.0) ,  libcommoncpp2-1.6-0  , sflphone-iax2, libgsm1 (>=1.0.10) , libspeex1 (>=1.1.12) , libdbus-1-3, libdbus-glib-1-2, dbus-c++-1 (>=0.5.0) , libsexy2 (>=0.1.11), libcppunit-1.12-1, libasound2 (>= 1.0), libpulse0 (>= 0.9.6), libccrtp1-1.6-1, libnotify1 (>= 0.4), libsexy2 (>= 0.1), perl (>=5.5.8), librsvg2-common (>= 2.22.2)
+Depends: libgcc1 , libsamplerate0 (>=0.1.2) , libdbus-glib-1-2 (>= 0.73), libexpat1 , libgtk2.0-0 , libc6 (>= 2.3.6-6) , libglib2.0-0 (>= 2.12.0) ,  libcommoncpp2-1.6-0  , sflphone-iax2, libgsm1 (>=1.0.10) , libspeex1 (>=1.1.12) , libdbus-1-3, libdbus-glib-1-2, dbus-c++-1 (>=0.5.0) , libsexy2 (>=0.1.11), libcppunit-1.12-1, libasound2 (>= 1.0), libpulse0 (>= 0.9.6), libccrtp1-1.6-1, libnotify1 (>= 0.4), libsexy2 (>= 0.1), perl (>=5.5.8), librsvg2-common (>= 2.22.2), libspeexdsp1
 Homepage: http://www.sflphone.org
 Description: SIP and IAX2 compatible softphone
  SFLphone is meant to be a robust enterprise-class desktop phone.
diff --git a/debian/control.jaunty b/debian/control.jaunty
index 5de5e30926d7daac10a11732be71a34f98fc793d..fa0f561ccbd5cf15378ec2acc586007de622e76b 100644
--- a/debian/control.jaunty
+++ b/debian/control.jaunty
@@ -2,13 +2,13 @@ Source: sflphone
 Maintainer: SavoirFaireLinux Inc <yun.liu@savoirfairelinux.com>
 Section: gnome
 Priority: optional
-Build-Depends: debhelper (>= 5), autoconf, automake, libpulse-dev, libsamplerate0-dev, libcommoncpp2-dev, libccrtp-dev, dbus-c++-1-dev, libcppunit-dev, libgsm1-dev, libspeex-dev, sflphone-iax2-dev, libtool, libgtk2.0-dev, libsexy-dev, libdbus-1-dev, libdbus-glib-1-dev, libnotify-dev, libasound2-dev
+Build-Depends: debhelper (>= 5), autoconf, automake, libpulse-dev, libsamplerate0-dev, libcommoncpp2-dev, libccrtp-dev, dbus-c++-1-dev, libcppunit-dev, libgsm1-dev, libspeex-dev, sflphone-iax2-dev, libtool, libgtk2.0-dev, libsexy-dev, libdbus-1-dev, libdbus-glib-1-dev, libnotify-dev, libasound2-dev, libspeexdsp-dev
 Standards-Version: 3.7.3
 
 Package: sflphone
 Priority: optional
 Architecture: any
-Depends: libgcc1 , libsamplerate0 (>=0.1.2) , libdbus-glib-1-2 (>= 0.73), libexpat1 , libgtk2.0-0 , libc6 (>= 2.3.6-6) , libglib2.0-0 (>= 2.12.0) ,  libcommoncpp2-1.6-0  , sflphone-iax2, libgsm1 (>=1.0.10) , libspeex1 (>=1.1.12) , libdbus-1-3, libdbus-glib-1-2, dbus-c++-1 (>=0.5.0) , libsexy2 (>=0.1.11), libcppunit-1.12-1, libasound2 (>= 1.0), libpulse0 (>= 0.9.6), libccrtp1-1.6-1, libnotify1 (>= 0.4), libsexy2 (>= 0.1), perl (>=5.5.8), librsvg2-common (>=2.22.2)
+Depends: libgcc1 , libsamplerate0 (>=0.1.2) , libdbus-glib-1-2 (>= 0.73), libexpat1 , libgtk2.0-0 , libc6 (>= 2.3.6-6) , libglib2.0-0 (>= 2.12.0) ,  libcommoncpp2-1.6-0  , sflphone-iax2, libgsm1 (>=1.0.10) , libspeex1 (>=1.1.12) , libdbus-1-3, libdbus-glib-1-2, dbus-c++-1 (>=0.5.0) , libsexy2 (>=0.1.11), libcppunit-1.12-1, libasound2 (>= 1.0), libpulse0 (>= 0.9.6), libccrtp1-1.6-1, libnotify1 (>= 0.4), libsexy2 (>= 0.1), perl (>=5.5.8), librsvg2-common (>=2.22.2), libspeexdsp1
 Homepage: http://www.sflphone.org
 Description: SIP and IAX2 compatible softphone
  SFLphone is meant to be a robust enterprise-class desktop phone.