diff --git a/Makefile b/Makefile
index 78f6ce9fa..a987e64cf 100644
--- a/Makefile
+++ b/Makefile
@@ -554,8 +554,7 @@ veryclean: clean clean-ffmpeg clean-x264 clean-openh264 clean-vpx clean-matroska
 
 .PHONY: clean install-apk run-linphone
 
-generate-sdk: generate-apk
-	ant liblinphone-android-sdk
+generate-sdk: liblinphone-android-sdk
 
 liblinphone-android-sdk: generate-apk
 	ant liblinphone-android-sdk
diff --git a/README b/README
index 53354ee1f..6dcd6e42a 100644
--- a/README
+++ b/README
@@ -12,10 +12,10 @@ To build liblinphone for Android, you must:
 		aptitude install libstdc++6:i386 libgcc1:i386 zlib1g:i386 libncurses5:i386
 3) run the Makefile script in the top level directory. This will download iLBC source files and convert some assembly files in VP8 project.
 	$ make
-4) To install the generated apk into a plugged device, run
+4) (Optional) To install the generated apk into a plugged device, run
 	$ make install
 5) (Optional) To generate a liblinphone SDK zip containing a full jar and native libraries, run
-	$ make linphone-sdk
+	$ make liblinphone-android-sdk
 6) (Optional) To generate a libmediastreamer2 SDK zip containing a full jar and native libraries, run
 	$ make mediastreamer2-sdk
 7) (Optional) To generate a signed apk to publish on the Google Play, run
diff --git a/submodules/belle-sip b/submodules/belle-sip
index c5129013f..0837e201b 160000
--- a/submodules/belle-sip
+++ b/submodules/belle-sip
@@ -1 +1 @@
-Subproject commit c5129013f5b59ebbe269270de79f9f7d173d6edc
+Subproject commit 0837e201b8add7b91c149e701a2b637d6c1da74a
diff --git a/submodules/linphone b/submodules/linphone
index c8bd7e100..9cdd062f4 160000
--- a/submodules/linphone
+++ b/submodules/linphone
@@ -1 +1 @@
-Subproject commit c8bd7e1007c466d5f244c0e82e8d8e5ebb563c2f
+Subproject commit 9cdd062f48b16232dea32b8c4f94d079c9912c1c