diff --git a/linphone/NEWS b/linphone/NEWS
index 062a02a93..622768dd2 100644
--- a/linphone/NEWS
+++ b/linphone/NEWS
@@ -1,7 +1,8 @@
-linphone-3.2.1 --
-	* improved mute button
+linphone-3.2.1 -- October 5, 2009
+	* improve graphics and behaviour of mute button
 	* updated translations
-	*
+	* windows installer installs reg keys to indicate windows to start linphone clicking of sip uris
+	* workaround a bug Gtk-macos X with modal popup windows, preventing to answer calls
 
 
 linphone-3.2.0 -- September 17, 2009
diff --git a/linphone/mediastreamer2/NEWS b/linphone/mediastreamer2/NEWS
index 287324e1f..3b447c5f1 100644
--- a/linphone/mediastreamer2/NEWS
+++ b/linphone/mediastreamer2/NEWS
@@ -1,3 +1,6 @@
+mediastreamer-2.3.1: October 5, 2009
+	* preserve ratio in windows video display (not yet implemented for linux/SDL)
+
 mediastreamer-2.3.0: September 17, 2009
 	* integrate directshow capture filter for mingw (was a plugin before)
 	* builds on windows with mingw/msys using ./configure && make (see linphone's README.mingw)
diff --git a/linphone/mediastreamer2/configure.ac b/linphone/mediastreamer2/configure.ac
index fc4534344..6b288b76e 100644
--- a/linphone/mediastreamer2/configure.ac
+++ b/linphone/mediastreamer2/configure.ac
@@ -1,5 +1,5 @@
 dnl Process this file with autoconf to produce a configure script.
-AC_INIT([mediastreamer],[2.3.0])
+AC_INIT([mediastreamer],[2.3.1])
 
 AC_MSG_NOTICE([$PACKAGE_NAME-$PACKAGE_VERSION		A mediastreaming library for telephony application.])
 AC_MSG_NOTICE([licensed under the terms of the General Public License (GPL)])
diff --git a/linphone/mediastreamer2/src/videoout.c b/linphone/mediastreamer2/src/videoout.c
index 544ed6b53..63673625b 100644
--- a/linphone/mediastreamer2/src/videoout.c
+++ b/linphone/mediastreamer2/src/videoout.c
@@ -428,7 +428,7 @@ typedef struct yuv{
 
 
 
-void yuv420p_to_rgb(WinDisplay *wd, MSPicture *src, uint8_t *rgb){
+static void yuv420p_to_rgb(WinDisplay *wd, MSPicture *src, uint8_t *rgb){
 	int rgb_stride=-src->w*3;
 	uint8_t *p;
 
@@ -444,20 +444,20 @@ void yuv420p_to_rgb(WinDisplay *wd, MSPicture *src, uint8_t *rgb){
 	}
 }
 
-int gcd(int m, int n)
-{
-   if(n == 0)
-     return m;
-   else
-     return gcd(n, m % n);
-}
-   
-void reduce(int *num, int *denom)
-{
-   int divisor = gcd(*num, *denom);
-   *num /= divisor;
-   *denom /= divisor;
-}
+static int gcd(int m, int n)
+{
+   if(n == 0)
+     return m;
+   else
+     return gcd(n, m % n);
+}
+   
+static void reduce(int *num, int *denom)
+{
+   int divisor = gcd(*num, *denom);
+   *num /= divisor;
+   *denom /= divisor;
+}
 
 static void win_display_update(MSDisplay *obj){
 	WinDisplay *wd=(WinDisplay*)obj->data;