diff --git a/common/JackNetDriver.cpp b/common/JackNetDriver.cpp
index 48474ff4..22ec0708 100644
--- a/common/JackNetDriver.cpp
+++ b/common/JackNetDriver.cpp
@@ -355,7 +355,7 @@ namespace Jack
 		}
 		//midi
 		port_flags = JackPortIsOutput | JackPortIsPhysical | JackPortIsTerminal;
-		for ( int port_index = 0; port_index < fParams.fSendMidiChannels; port_index++ )
+		for ( uint port_index = 0; port_index < fParams.fSendMidiChannels; port_index++ )
 		{
 			snprintf ( alias, sizeof ( alias ) - 1, "%s:%s:out%d", fAliasName, fCaptureDriverName, port_index + 1 );
 			snprintf ( name, sizeof ( name ) - 1, "%s:midi_capture_%d", fClientControl->fName, port_index + 1 );
@@ -370,7 +370,7 @@ namespace Jack
 		}
 
 		port_flags = JackPortIsInput | JackPortIsPhysical | JackPortIsTerminal;
-		for ( int port_index = 0; port_index < fParams.fReturnMidiChannels; port_index++ )
+		for ( uint port_index = 0; port_index < fParams.fReturnMidiChannels; port_index++ )
 		{
 			snprintf ( alias, sizeof ( alias ) - 1, "%s:%s:in%d", fAliasName, fPlaybackDriverName, port_index + 1 );
 			snprintf ( name, sizeof ( name ) - 1, "%s:midi_playback_%d", fClientControl->fName, port_index + 1 );
diff --git a/common/JackNetTool.h b/common/JackNetTool.h
index f61fc2ce..f5d3aefd 100644
--- a/common/JackNetTool.h
+++ b/common/JackNetTool.h
@@ -172,5 +172,5 @@ namespace Jack
 	//set the recv timeout on a socket
 	EXPORT int SetRxTimeout ( int* sockfd, session_params_t* params );
 	//check if 'next' packet is really the next after 'previous'
-	EXPORT bool IsNextPacket ( packet_header_t* previous, packet_header_t* next, int subcycles );
+	EXPORT bool IsNextPacket ( packet_header_t* previous, packet_header_t* next, uint subcycles );
 }
diff --git a/macosx/Jackdmp.xcodeproj/project.pbxproj b/macosx/Jackdmp.xcodeproj/project.pbxproj
index 98eaa4fe..44dfdfdd 100644
--- a/macosx/Jackdmp.xcodeproj/project.pbxproj
+++ b/macosx/Jackdmp.xcodeproj/project.pbxproj
@@ -4589,7 +4589,6 @@
 		08FB7793FE84155DC02AAC07 /* Project object */ = {
 			isa = PBXProject;
 			buildConfigurationList = 4B699DD5097D427F00A18468 /* Build configuration list for PBXProject "Jackdmp" */;
-			compatibilityVersion = "Xcode 2.4";
 			hasScannedForEncodings = 1;
 			mainGroup = 08FB7794FE84155DC02AAC07 /* JackServer */;
 			projectDirPath = "";
@@ -9855,10 +9854,7 @@
 		4B363EE70DEB091C001F72D9 /* Deployment */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ARCHS = (
-					i386,
-					ppc,
-				);
+				ARCHS = i386;
 				COPY_PHASE_STRIP = YES;
 				FRAMEWORK_SEARCH_PATHS = "";
 				GCC_ENABLE_FIX_AND_CONTINUE = NO;