diff --git a/desmume/src/windows/DeSmuME_2005.vcproj b/desmume/src/windows/DeSmuME_2005.vcproj
index 869810c08..9ce0ece45 100644
--- a/desmume/src/windows/DeSmuME_2005.vcproj
+++ b/desmume/src/windows/DeSmuME_2005.vcproj
@@ -1619,6 +1619,14 @@
 							ObjectFile="$(IntDir)\decrypt\"
 						/>
 					</FileConfiguration>
+					<FileConfiguration
+						Name="Debug|x64"
+						>
+						<Tool
+							Name="VCCLCompilerTool"
+							ObjectFile="$(IntDir)\decrypt\"
+						/>
+					</FileConfiguration>
 					<FileConfiguration
 						Name="Release|Win32"
 						>
@@ -1627,6 +1635,14 @@
 							ObjectFile="$(IntDir)\decrypt\"
 						/>
 					</FileConfiguration>
+					<FileConfiguration
+						Name="Release|x64"
+						>
+						<Tool
+							Name="VCCLCompilerTool"
+							ObjectFile="$(IntDir)\decrypt\"
+						/>
+					</FileConfiguration>
 					<FileConfiguration
 						Name="Release FastBuild|Win32"
 						>
@@ -1635,6 +1651,14 @@
 							ObjectFile="$(IntDir)\decrypt\"
 						/>
 					</FileConfiguration>
+					<FileConfiguration
+						Name="Release FastBuild|x64"
+						>
+						<Tool
+							Name="VCCLCompilerTool"
+							ObjectFile="$(IntDir)\decrypt\"
+						/>
+					</FileConfiguration>
 				</File>
 				<File
 					RelativePath="..\utils\decrypt\crc.h"
diff --git a/desmume/src/windows/DeSmuME_2008.vcproj b/desmume/src/windows/DeSmuME_2008.vcproj
index 3f414d52f..14040fc66 100644
--- a/desmume/src/windows/DeSmuME_2008.vcproj
+++ b/desmume/src/windows/DeSmuME_2008.vcproj
@@ -1131,6 +1131,14 @@
 								ObjectFile="$(IntDir)\decrypt\"
 							/>
 						</FileConfiguration>
+						<FileConfiguration
+							Name="Debug|x64"
+							>
+							<Tool
+								Name="VCCLCompilerTool"
+								ObjectFile="$(IntDir)\decrypt\"
+							/>
+						</FileConfiguration>
 						<FileConfiguration
 							Name="Release|Win32"
 							>
@@ -1139,6 +1147,14 @@
 								ObjectFile="$(IntDir)\decrypt\"
 							/>
 						</FileConfiguration>
+						<FileConfiguration
+							Name="Release|x64"
+							>
+							<Tool
+								Name="VCCLCompilerTool"
+								ObjectFile="$(IntDir)\decrypt\"
+							/>
+						</FileConfiguration>
 						<FileConfiguration
 							Name="Dev+|Win32"
 							>
@@ -1147,6 +1163,14 @@
 								ObjectFile="$(IntDir)\decrypt\"
 							/>
 						</FileConfiguration>
+						<FileConfiguration
+							Name="Dev+|x64"
+							>
+							<Tool
+								Name="VCCLCompilerTool"
+								ObjectFile="$(IntDir)\decrypt\"
+							/>
+						</FileConfiguration>
 					</File>
 					<File
 						RelativePath="..\utils\decrypt\crc.h"
diff --git a/desmume/src/windows/DeSmuME_2010.vcxproj b/desmume/src/windows/DeSmuME_2010.vcxproj
index 944f22ad4..98af9e8f3 100644
--- a/desmume/src/windows/DeSmuME_2010.vcxproj
+++ b/desmume/src/windows/DeSmuME_2010.vcxproj
@@ -535,9 +535,13 @@
     <ClCompile Include="..\utils\xstring.cpp" />
     <ClCompile Include="..\utils\decrypt\crc.cpp">
       <ObjectFileName Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">$(IntDir)\decrypt\</ObjectFileName>
+      <ObjectFileName Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">$(IntDir)\decrypt\</ObjectFileName>
       <ObjectFileName Condition="'$(Configuration)|$(Platform)'=='Dev+|Win32'">$(IntDir)\decrypt\</ObjectFileName>
+      <ObjectFileName Condition="'$(Configuration)|$(Platform)'=='Dev+|x64'">$(IntDir)\decrypt\</ObjectFileName>
       <ObjectFileName Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">$(IntDir)\decrypt\</ObjectFileName>
+      <ObjectFileName Condition="'$(Configuration)|$(Platform)'=='Release|x64'">$(IntDir)\decrypt\</ObjectFileName>
       <ObjectFileName Condition="'$(Configuration)|$(Platform)'=='Template|Win32'">$(IntDir)\decrypt\</ObjectFileName>
+      <ObjectFileName Condition="'$(Configuration)|$(Platform)'=='Template|x64'">$(IntDir)\decrypt\</ObjectFileName>
     </ClCompile>
     <ClCompile Include="..\utils\decrypt\decrypt.cpp" />
     <ClCompile Include="..\utils\decrypt\header.cpp" />