diff --git a/docs/mod-build-config.md b/docs/mod-build-config.md
index 22b5f4ea..4ffc34a9 100644
--- a/docs/mod-build-config.md
+++ b/docs/mod-build-config.md
@@ -228,13 +228,13 @@ _[Game path](#game-path)_ above.
 
 ## Release notes
 ### Upcoming release
-* Updated for SMAPI 3.0 and Stardew Valley 1.4.
+* Updated for SMAPI 3.0 and Stardew Valley 1.4. (The beta is backwards-compatible with previous versions.)
 * If the project contains an `assets` folder, its contents are now included in the mod automatically.
 * For projects using the new `.csproj` format:
   * platform target is now set to x86 automatically to avoid mismatching platform target warnings;
   * added GAC to assembly search paths to fix references to XNA Framework.
 * Fixed `Newtonsoft.Json.pdb` included in release zips when Json.NET is referenced directly.
-* Fixed `<IgnoreModFilePatterns>` not working for `i18n` files.
+* Fixed `<IgnoreModFilePatterns>` not working for `i18n` files.
 * Dropped support for older versions of SMAPI and Visual Studio.
 
 ### 2.2
diff --git a/src/SMAPI.ModBuildConfig/build/smapi.targets b/src/SMAPI.ModBuildConfig/build/smapi.targets
index e9209a45..103e996a 100644
--- a/src/SMAPI.ModBuildConfig/build/smapi.targets
+++ b/src/SMAPI.ModBuildConfig/build/smapi.targets
@@ -98,7 +98,7 @@
           <Private>false</Private>
           <Private Condition="$(CopyModReferencesToBuildOutput)">true</Private>
         </Reference>
-        <Reference Include="StardewValley.GameData">
+        <Reference Include="StardewValley.GameData" Condition="Exists('$(GamePath)\StardewValley.GameData.dll')"> <!--temporary backwards-compatibility-->
           <HintPath>$(GamePath)\StardewValley.GameData.dll</HintPath>
           <Private>false</Private>
           <Private Condition="$(CopyModReferencesToBuildOutput)">true</Private>
@@ -112,6 +112,9 @@
           <HintPath>$(GamePath)\smapi-internal\SMAPI.Toolkit.CoreInterfaces.dll</HintPath>
           <Private>false</Private>
           <Private Condition="$(CopyModReferencesToBuildOutput)">true</Private>
+
+          <!-- temporary backwards-compatibility -->
+          <HintPath Condition="!Exists('$(GamePath)\smapi-internal\SMAPI.Toolkit.CoreInterfaces.dll') AND Exists('$(GamePath)\smapi-internal\StardewModdingAPI.Toolkit.CoreInterfaces.dll')">$(GamePath)\smapi-internal\StardewModdingAPI.Toolkit.CoreInterfaces.dll</HintPath>
         </Reference>
         <Reference Include="xTile, Version=2.0.4.0, Culture=neutral, processorArchitecture=x86">
           <HintPath>$(GamePath)\xTile.dll</HintPath>
@@ -142,7 +145,7 @@
           <Private>false</Private>
           <Private Condition="$(CopyModReferencesToBuildOutput)">true</Private>
         </Reference>
-        <Reference Include="StardewValley.GameData.MonoGame">
+        <Reference Include="StardewValley.GameData.MonoGame" Condition="Exists('$(GamePath)\StardewValley.GameData.MonoGame.dll')"> <!--temporary backwards-compatibility-->
           <HintPath>$(GamePath)\StardewValley.GameData.MonoGame.dll</HintPath>
           <Private>false</Private>
           <Private Condition="$(CopyModReferencesToBuildOutput)">true</Private>
@@ -156,6 +159,9 @@
           <HintPath>$(GamePath)\smapi-internal\SMAPI.Toolkit.CoreInterfaces.dll</HintPath>
           <Private>false</Private>
           <Private Condition="$(CopyModReferencesToBuildOutput)">true</Private>
+
+          <!-- temporary backwards-compatibility -->
+          <HintPath Condition="!Exists('$(GamePath)\smapi-internal\SMAPI.Toolkit.CoreInterfaces.dll') AND Exists('$(GamePath)\smapi-internal\StardewModdingAPI.Toolkit.CoreInterfaces.dll')">$(GamePath)\smapi-internal\StardewModdingAPI.Toolkit.CoreInterfaces.dll</HintPath>
         </Reference>
         <Reference Include="xTile">
           <HintPath>$(GamePath)\xTile.dll</HintPath>
diff --git a/src/SMAPI.ModBuildConfig/package.nuspec b/src/SMAPI.ModBuildConfig/package.nuspec
index 28bcf807..e82bded4 100644
--- a/src/SMAPI.ModBuildConfig/package.nuspec
+++ b/src/SMAPI.ModBuildConfig/package.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2013/05/nuspec.xsd">
   <metadata>
     <id>Pathoschild.Stardew.ModBuildConfig</id>
-    <version>3.0.0-alpha.20190611</version>
+    <version>3.0.0-beta.2</version>
     <title>Build package for SMAPI mods</title>
     <authors>Pathoschild</authors>
     <owners>Pathoschild</owners>
@@ -14,7 +14,7 @@
     <description>Automates the build configuration for crossplatform Stardew Valley SMAPI mods. For SMAPI 2.11 or later.</description>
     <releaseNotes>
       3.0.0:
-      - Updated for SMAPI 3.0 and Stardew Valley 1.4.
+      - Updated for SMAPI 3.0 and Stardew Valley 1.4. (The beta is backwards-compatible with previous versions.)
       - If the project contains an `assets` folder, its contents are now included in the mod automatically.
       - For projects using the new `.csproj` format:
         - platform target is now set to x86 automatically to avoid mismatching platform target warnings;