diff --git a/Transmission.xcodeproj/project.pbxproj b/Transmission.xcodeproj/project.pbxproj
index 7148b8f38..ff144eef3 100644
--- a/Transmission.xcodeproj/project.pbxproj
+++ b/Transmission.xcodeproj/project.pbxproj
@@ -331,7 +331,7 @@
 		4DFBC2DD09C0970D00D5C571 /* Torrent.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = Torrent.h; path = macosx/Torrent.h; sourceTree = "<group>"; };
 		4DFBC2DE09C0970D00D5C571 /* Torrent.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = Torrent.m; path = macosx/Torrent.m; sourceTree = "<group>"; };
 		8D1107310486CEB800E47090 /* Info.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist; name = Info.plist; path = macosx/Info.plist; sourceTree = "<group>"; };
-		8D1107320486CEB800E47090 /* Transmission.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Transmission.app; sourceTree = BUILT_PRODUCTS_DIR; };
+		8D1107320486CEB800E47090 /* Transmission.app */ = {isa = PBXFileReference; includeInIndex = 0; lastKnownFileType = wrapper.application; path = Transmission.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		A200B8390A2263BA007BBB1E /* InfoWindowController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = InfoWindowController.h; path = macosx/InfoWindowController.h; sourceTree = "<group>"; };
 		A200B83A0A2263BA007BBB1E /* InfoWindowController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = InfoWindowController.m; path = macosx/InfoWindowController.m; sourceTree = "<group>"; };
 		A200B9630A227FD0007BBB1E /* English */ = {isa = PBXFileReference; lastKnownFileType = wrapper.nib; name = English; path = macosx/English.lproj/InfoWindow.nib; sourceTree = "<group>"; };
@@ -1750,7 +1750,7 @@
 				GCC_ENABLE_FIX_AND_CONTINUE = YES;
 				GCC_GENERATE_DEBUGGING_SYMBOLS = YES;
 				GCC_MODEL_TUNING = G5;
-				GCC_OPTIMIZATION_LEVEL = 0;
+				GCC_OPTIMIZATION_LEVEL = s;
 				INSTALL_PATH = /usr/local/lib;
 				OTHER_CFLAGS = "-DHAVE_CONFIG_H";
 				PREBINDING = NO;