diff --git a/Project64.sln b/Project64.sln
index 30a4f185d..ebdc9b92f 100644
--- a/Project64.sln
+++ b/Project64.sln
@@ -193,10 +193,12 @@ Global
 		{A4D13408-A794-4199-8FC7-4A9A32505005}.Release|x64.Build.0 = Release|x64
 		{D233025A-231F-4A43-92B6-E87193C60ACC}.Debug|Win32.ActiveCfg = Debug|Win32
 		{D233025A-231F-4A43-92B6-E87193C60ACC}.Debug|Win32.Build.0 = Debug|Win32
-		{D233025A-231F-4A43-92B6-E87193C60ACC}.Debug|x64.ActiveCfg = Debug|Win32
+		{D233025A-231F-4A43-92B6-E87193C60ACC}.Debug|x64.ActiveCfg = Debug|x64
+		{D233025A-231F-4A43-92B6-E87193C60ACC}.Debug|x64.Build.0 = Debug|x64
 		{D233025A-231F-4A43-92B6-E87193C60ACC}.Release|Win32.ActiveCfg = Release|Win32
 		{D233025A-231F-4A43-92B6-E87193C60ACC}.Release|Win32.Build.0 = Release|Win32
-		{D233025A-231F-4A43-92B6-E87193C60ACC}.Release|x64.ActiveCfg = Release|Win32
+		{D233025A-231F-4A43-92B6-E87193C60ACC}.Release|x64.ActiveCfg = Release|x64
+		{D233025A-231F-4A43-92B6-E87193C60ACC}.Release|x64.Build.0 = Release|x64
 		{1968162C-0793-491D-91A1-81645A24D399}.Debug|Win32.ActiveCfg = Debug|Win32
 		{1968162C-0793-491D-91A1-81645A24D399}.Debug|Win32.Build.0 = Debug|Win32
 		{1968162C-0793-491D-91A1-81645A24D399}.Debug|x64.ActiveCfg = Debug|x64
diff --git a/Source/Project64-audio/Project64-audio.vcxproj b/Source/Project64-audio/Project64-audio.vcxproj
index 9893f27b9..3c760ee78 100644
--- a/Source/Project64-audio/Project64-audio.vcxproj
+++ b/Source/Project64-audio/Project64-audio.vcxproj
@@ -5,10 +5,18 @@
       <Configuration>Debug</Configuration>
       <Platform>Win32</Platform>
     </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
     <ProjectConfiguration Include="Release|Win32">
       <Configuration>Release</Configuration>
       <Platform>Win32</Platform>
     </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
   </ItemGroup>
   <PropertyGroup Label="Globals">
     <ProjectGuid>{D233025A-231F-4A43-92B6-E87193C60ACC}</ProjectGuid>