diff --git a/linphonerc b/linphonerc
index a366945f6..43a349d24 100644
--- a/linphonerc
+++ b/linphonerc
@@ -46,4 +46,5 @@ capture=0
 show_local=0
 enabled=1
 size=qvga
+recv_buf_size=65535
 
diff --git a/linphonerc-ipad b/linphonerc-ipad
index 402f17b15..64eba7f56 100644
--- a/linphonerc-ipad
+++ b/linphonerc-ipad
@@ -44,4 +44,5 @@ capture=1
 show_local=0
 enabled=1
 size=vga
+recv_buf_size=65535
 
diff --git a/submodules/build/builder-iphone-os.mk b/submodules/build/builder-iphone-os.mk
index 6be715b60..e89de143d 100644
--- a/submodules/build/builder-iphone-os.mk
+++ b/submodules/build/builder-iphone-os.mk
@@ -104,8 +104,6 @@ veryclean: veryclean-linphone veryclean-msbcg729
 
 
 .NOTPARALLEL build-linphone: init build-openssl build-srtp build-zrtpcpp build-osip2 build-eXosip2  build-speex build-libgsm build-ffmpeg build-libvpx detect_gpl_mode_switch $(LINPHONE_BUILD_DIR)/Makefile
-	# patch MTU
-	sed -i.bak 's/UDP_MAX_SIZE/65535/' $(LINPHONE_SRC_DIR)/mediastreamer2/src/videostream.c
 	cd $(LINPHONE_BUILD_DIR)  && export PKG_CONFIG_LIBDIR=$(prefix)/lib/pkgconfig export CONFIG_SITE=$(BUILDER_SRC_DIR)/build/$(config_site) make newdate && make && make install
 
 clean-linphone: clean-osip2 clean-eXosip2 clean-speex clean-libgsm  clean-srtp clean-zrtpcpp clean-msilbc clean-libilbc clean-openssl clean-msamr clean-mssilk clean-ffmpeg clean-libvpx clean-msx264 
diff --git a/submodules/linphone b/submodules/linphone
index 6068c49f4..b285ff17c 160000
--- a/submodules/linphone
+++ b/submodules/linphone
@@ -1 +1 @@
-Subproject commit 6068c49f486f546bcb08102223fd79e49f2e0172
+Subproject commit b285ff17c8f3f9d40c01cbb3f05c6c882d6e3ea3