diff --git a/Cog.xcodeproj/project.pbxproj b/Cog.xcodeproj/project.pbxproj
index 8b1db0fdf..9eba2f373 100644
--- a/Cog.xcodeproj/project.pbxproj
+++ b/Cog.xcodeproj/project.pbxproj
@@ -1246,6 +1246,7 @@
 		29B97313FDCFA39411CA2CEA /* Project object */ = {
 			isa = PBXProject;
 			buildConfigurationList = C01FCF4E08A954540054247B /* Build configuration list for PBXProject "Cog" */;
+			compatibilityVersion = "Xcode 2.4";
 			hasScannedForEncodings = 1;
 			knownRegions = (
 				English,
@@ -1337,6 +1338,7 @@
 					ProjectRef = 17C808C00C3BD1DD005707C4 /* WavPack.xcodeproj */;
 				},
 			);
+			projectRoot = "";
 			targets = (
 				8D1107260486CEB800E47090 /* Cog */,
 			);
diff --git a/Frameworks/MAC/mac-src/src/MACLib/NNFilter.cpp b/Frameworks/MAC/mac-src/src/MACLib/NNFilter.cpp
index 14413dae8..b224d4d57 100644
--- a/Frameworks/MAC/mac-src/src/MACLib/NNFilter.cpp
+++ b/Frameworks/MAC/mac-src/src/MACLib/NNFilter.cpp
@@ -262,8 +262,8 @@ int CNNFilter::CalculateDotProductAltiVec(short * pA, short * pB, int nOrder)
 	vector signed short LSQ, LSQ3, v1, v2;
 	vector unsigned char mask1;
 	
-	vector signed int vzero = (vector signed int)(0);
-	vector signed int sum = (vector signed int)(0);
+	vector signed int vzero = vec_splat_s32(0);
+	vector signed int sum = vec_splat_s32(0);
 //	sum = vec_xor(sum,sum);
 	
 	//int nDotProduct;