diff --git a/checkin_notes b/checkin_notes
index e527568a4e..f138a946e4 100755
--- a/checkin_notes
+++ b/checkin_notes
@@ -2110,3 +2110,9 @@ Bruce 18 Feb 2006
         user/
             sample_rss_main.php
 
+Charlie 18 Feb 2006
+    - Mac: - Fix compiler setting which caused bug when building on PowerPC.
+
+    mac_build/
+        boinc.xcodeproj/
+            project.pbxproj
diff --git a/mac_build/boinc.xcodeproj/project.pbxproj b/mac_build/boinc.xcodeproj/project.pbxproj
index 25175629a6..4e358c9b85 100755
--- a/mac_build/boinc.xcodeproj/project.pbxproj
+++ b/mac_build/boinc.xcodeproj/project.pbxproj
@@ -250,6 +250,30 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXBuildRule section */
+		DD2616EE09A74CF200907D1A /* PBXBuildRule */ = {
+			isa = PBXBuildRule;
+			compilerSpec = com.apple.compilers.gcc.3_3;
+			fileType = sourcecode.asm.asm;
+			isEditable = 1;
+			outputFiles = (
+			);
+		};
+		DD2616EF09A74CF200907D1A /* PBXBuildRule */ = {
+			isa = PBXBuildRule;
+			compilerSpec = com.apple.compilers.gcc.3_3;
+			fileType = sourcecode.cpp;
+			isEditable = 1;
+			outputFiles = (
+			);
+		};
+		DD2616F009A74CF300907D1A /* PBXBuildRule */ = {
+			isa = PBXBuildRule;
+			compilerSpec = com.apple.compilers.gcc.3_3;
+			fileType = sourcecode.c;
+			isEditable = 1;
+			outputFiles = (
+			);
+		};
 		DD6826DD08641B010070CDB8 /* PBXBuildRule */ = {
 			isa = PBXBuildRule;
 			compilerSpec = com.apple.compilers.gcc.3_3;
@@ -1805,6 +1829,9 @@
 				DD6381E80870DC9D007A2F8E /* Frameworks */,
 			);
 			buildRules = (
+				DD2616F009A74CF300907D1A /* PBXBuildRule */,
+				DD2616EF09A74CF200907D1A /* PBXBuildRule */,
+				DD2616EE09A74CF200907D1A /* PBXBuildRule */,
 			);
 			buildSettings = {
 				GCC_GENERATE_DEBUGGING_SYMBOLS = NO;
@@ -2877,6 +2904,7 @@
 				GCC_ENABLE_FIX_AND_CONTINUE = NO;
 				GCC_GENERATE_DEBUGGING_SYMBOLS = NO;
 				GCC_MODEL_TUNING = G5;
+				GCC_PRECOMPILE_PREFIX_HEADER = NO;
 				INSTALL_PATH = "$(HOME)/bin";
 				LIBRARY_SEARCH_PATHS = "";
 				MACOSX_DEPLOYMENT_TARGET = 10.4;
@@ -2900,7 +2928,7 @@
 			buildSettings = {
 				COPY_PHASE_STRIP = YES;
 				DEAD_CODE_STRIPPING = YES;
-				DEPLOYMENT_POSTPROCESSING = YES;
+				DEPLOYMENT_POSTPROCESSING = NO;
 				GCC_ENABLE_FIX_AND_CONTINUE = NO;
 				GCC_GENERATE_DEBUGGING_SYMBOLS = NO;
 				GCC_MODEL_TUNING = G5;
@@ -4045,7 +4073,7 @@
 			buildSettings = {
 				COPY_PHASE_STRIP = YES;
 				DEAD_CODE_STRIPPING = YES;
-				DEPLOYMENT_POSTPROCESSING = YES;
+				DEPLOYMENT_POSTPROCESSING = NO;
 				GCC_ENABLE_FIX_AND_CONTINUE = NO;
 				GCC_GENERATE_DEBUGGING_SYMBOLS = NO;
 				GCC_MODEL_TUNING = G5;
@@ -4548,7 +4576,7 @@
 			buildSettings = {
 				COPY_PHASE_STRIP = YES;
 				DEAD_CODE_STRIPPING = YES;
-				DEPLOYMENT_POSTPROCESSING = YES;
+				DEPLOYMENT_POSTPROCESSING = NO;
 				GCC_ENABLE_FIX_AND_CONTINUE = NO;
 				GCC_GENERATE_DEBUGGING_SYMBOLS = NO;
 				GCC_MODEL_TUNING = G5;