diff --git a/build.xml b/build.xml
index db69a1e7c..7a656c56d 100644
--- a/build.xml
+++ b/build.xml
@@ -637,11 +637,15 @@
                 <source path="${source.absolute.dir}"/>
             </aidl>
 
+			<path id="android.renderscript.include.path">
+			    <pathelement location="${android.platform.tools.dir}/renderscript/include" />
+			    <pathelement location="${android.platform.tools.dir}/renderscript/clang-include" />
+			</path>
             <!-- renderscript generates resources so it must be called before aapt -->
             <echo level="info">----------</echo>
             <echo level="info">Handling RenderScript files...</echo>
             <renderscript executable="${renderscript}"
-                    includePath="${android.renderscript.include.path}"
+                    includePathRefId="android.renderscript.include.path"
                     genFolder="${gen.absolute.dir}"
                     resFolder="${out.res.absolute.dir}/raw"
                     targetApi="${project.minSdkVersion}"
@@ -1047,6 +1051,10 @@
         <copy includeemptydirs="false" todir="src/temp">
             <fileset dir="submodules/linphone/java/common">
             </fileset>
+        </copy>
+		<copy includeemptydirs="false" todir="src/temp">
+            <fileset dir="submodules/linphone/java/impl">
+            </fileset>
         </copy>
         <!-- <copy includeemptydirs="false" todir="src/temp">
             <fileset dir="submodules/linphone/coreapi/help/java">
diff --git a/default.properties b/default.properties
index ac9e1a0b5..99e31e38c 100644
--- a/default.properties
+++ b/default.properties
@@ -8,4 +8,4 @@
 # project structure.
 
 # Project target.
-target=android-13
+target=android-16