diff --git a/DesertPaintLab.csproj b/DesertPaintLab.csproj
--- a/DesertPaintLab.csproj
+++ b/DesertPaintLab.csproj
@@ -29,7 +29,7 @@
     <DebugSymbols>true</DebugSymbols>
     <DebugType>full</DebugType>
     <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
+    <OutputPath>bin\x86\Debug</OutputPath>
     <DefineConstants>DEBUG</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
@@ -41,7 +41,7 @@
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
     <DebugType>none</DebugType>
     <Optimize>false</Optimize>
-    <OutputPath>bin\Release</OutputPath>
+    <OutputPath>bin\x86\Release</OutputPath>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <PlatformTarget>x86</PlatformTarget>
diff --git a/publish.sh b/publish.sh
--- a/publish.sh
+++ b/publish.sh
@@ -10,7 +10,8 @@ BUILD_NAME=$2
 
 mkdir -p publish
 # Windows Release build
-( cd ./bin/x64/Release ; /usr/bin/zip -r ../../../publish/DesertPaintLab_${BUILD_NAME}.zip . -x .DS_Store )
+# NOTE: 32-bit because GTK# doesn't have 64-bit installers
+( cd ./bin/x86/Release ; /usr/bin/zip -r ../../../publish/DesertPaintLab_${BUILD_NAME}.zip . -x .DS_Store )
 
 ( cd ./mac ; ./build-mac-bundle.sh "${VERSION}" "${BUILD_NAME}" )