diff --git a/PCbuild8/pythonw/pythonw.vcproj b/PCbuild8/pythonw/pythonw.vcproj
index fbf06a8..9e2dc7b 100644
--- a/PCbuild8/pythonw/pythonw.vcproj
+++ b/PCbuild8/pythonw/pythonw.vcproj
@@ -65,6 +65,8 @@
 				LinkIncremental="2"
 				GenerateDebugInformation="true"
 				SubSystem="2"
+				StackReserveSize="2000000"
+				LargeAddressAware="2"
 				TargetMachine="1"
 			/>
 			<Tool
@@ -140,6 +142,7 @@
 				LinkIncremental="2"
 				GenerateDebugInformation="true"
 				SubSystem="2"
+				StackReserveSize="3000000"
 				TargetMachine="17"
 			/>
 			<Tool
@@ -211,6 +214,8 @@
 				LinkIncremental="1"
 				GenerateDebugInformation="true"
 				SubSystem="2"
+				StackReserveSize="2000000"
+				LargeAddressAware="2"
 				OptimizeReferences="2"
 				EnableCOMDATFolding="2"
 				TargetMachine="1"
@@ -285,6 +290,7 @@
 				LinkIncremental="1"
 				GenerateDebugInformation="true"
 				SubSystem="2"
+				StackReserveSize="3000000"
 				OptimizeReferences="2"
 				EnableCOMDATFolding="2"
 				TargetMachine="17"
@@ -358,6 +364,8 @@
 				LinkIncremental="1"
 				GenerateDebugInformation="true"
 				SubSystem="2"
+				StackReserveSize="2000000"
+				LargeAddressAware="2"
 				OptimizeReferences="2"
 				EnableCOMDATFolding="2"
 				TargetMachine="1"
@@ -432,6 +440,7 @@
 				LinkIncremental="1"
 				GenerateDebugInformation="true"
 				SubSystem="2"
+				StackReserveSize="3000000"
 				OptimizeReferences="2"
 				EnableCOMDATFolding="2"
 				TargetMachine="17"
@@ -505,6 +514,8 @@
 				LinkIncremental="1"
 				GenerateDebugInformation="true"
 				SubSystem="2"
+				StackReserveSize="2000000"
+				LargeAddressAware="2"
 				OptimizeReferences="2"
 				EnableCOMDATFolding="2"
 				TargetMachine="1"
@@ -579,6 +590,7 @@
 				LinkIncremental="1"
 				GenerateDebugInformation="true"
 				SubSystem="2"
+				StackReserveSize="3000000"
 				OptimizeReferences="2"
 				EnableCOMDATFolding="2"
 				TargetMachine="17"