diff --git a/lib/native/mac/libsparkle_init.dylib b/lib/native/mac/libsparkle_init.dylib
index 7c0a29a87..88a8da1f2 100755
Binary files a/lib/native/mac/libsparkle_init.dylib and b/lib/native/mac/libsparkle_init.dylib differ
diff --git a/src/native/build.xml b/src/native/build.xml
index da5af971c..3a4aa7022 100644
--- a/src/native/build.xml
+++ b/src/native/build.xml
@@ -742,12 +742,17 @@
     </cc>
   </target>
 
-  <!-- compile sparkle library for Mac OS X (32-bit/64-bit/ppc) -->
+  <!-- compile sparkle library for Mac OS X (32-bit/64-bit/ppc)
+  make sure you do export MACOSX_DEPLOYMENT_TARGET=10.5
+  and also:
+  install_name_tool -change "@loader_path/../Frameworks/Sparkle.framework/Versions/A/Sparkle" "@executable_path/../Frameworks/Sparkle.framework/Versions/A/Sparkle" libsparkle_init.dylib
+  -->
   <target name="sparkle" description="Build sparkle shared library for Mac OS X" if="is.running.macos"
     depends="init-native">
     <cc outtype="shared" name="gcc" outfile="${native_install_dir}/sparkle_init" objdir="${obj}">
       <compilerarg value="-Wall" />
       <compilerarg value="-O2" />
+      <compilerarg value="-mmacosx-version-min=10.5" if="is.running.macos"/>
       <compilerarg value="-arch" />
       <compilerarg value="x86_64" />
       <compilerarg value="-arch" />
diff --git a/src/native/macosx/sparkle/Makefile b/src/native/macosx/sparkle/Makefile
index 34e5210cc..f5bf72c26 100644
--- a/src/native/macosx/sparkle/Makefile
+++ b/src/native/macosx/sparkle/Makefile
@@ -1,11 +1,12 @@
 # Author: Romain KUNTZ
 # Requires the Sparkle.framework installed in /Library/Frameworks
 # The Framework is available at http://sparkle.andymatuschak.org/
+# export MACOSX_DEPLOYMENT_TARGET=10.5
 
-CC=gcc -arch x86_64 -arch i386 -arch ppc
+CC=gcc -arch x86_64 -arch i386 -arch ppc -mmacosx-version-min=10.5
 TARGET=libsparkle_init.dylib
 JNI_INCLUDE_PATH=/System/Library/Frameworks/JavaVM.framework/Versions/1.5.0/Headers/
-CFLAGS=-I$(JNI_INCLUDE_PATH) 
+CFLAGS=-I$(JNI_INCLUDE_PATH) -I/System/Library/Frameworks/Sparkle.framework/Versions/A/Headers/
 LIBS=-framework AppKit -framework Foundation -framework Sparkle
 OBJS=net_java_sip_communicator_impl_sparkle_SparkleActivator.o
 
@@ -19,5 +20,5 @@ install:$(TARGET)
 
 libsparkle_init.dylib:$(OBJS)
 	$(CC) -dynamiclib -o $(TARGET) $(LIBS) $(CFLAGS) $<
-	install_name_tool -change "@loader_path/../Frameworks/Sparkle.framework/Versions/A/Sparkle" "@executable_path/../Frameworks/Sparkle.framework/Versions/A/Sparkle" libsparkle_init.dylib 
+	install_name_tool -change "@loader_path/../Frameworks/Sparkle.framework/Versions/A/Sparkle" "@executable_path/../Frameworks/Sparkle.framework/Versions/A/Sparkle" libsparkle_init.dylib
 
diff --git a/src/native/macosx/sparkle/net_java_sip_communicator_impl_sparkle_SparkleActivator.m b/src/native/macosx/sparkle/net_java_sip_communicator_impl_sparkle_SparkleActivator.m
index 294bc6ba8..4bebc44ce 100644
--- a/src/native/macosx/sparkle/net_java_sip_communicator_impl_sparkle_SparkleActivator.m
+++ b/src/native/macosx/sparkle/net_java_sip_communicator_impl_sparkle_SparkleActivator.m
@@ -73,8 +73,8 @@ Java_net_java_sip_communicator_impl_sparkle_SparkleActivator_initSparkle
     else
     {
         const char* menuTitleChars =
-            (*env)->GetStringUTFChars(env, menuItemTitle, 0);
-        menuTitle = [NSString stringWithCString: menuTitleChars length: strlen(menuTitleChars)];
+            (const char *)(*env)->GetStringUTFChars(env, menuItemTitle, 0);
+        menuTitle = [NSString stringWithUTF8String: menuTitleChars];
     }
 
     NSMenu* menu = [[NSApplication sharedApplication] mainMenu];