diff --git a/Source/VSProps/Base.props b/Source/VSProps/Base.props
index 85b09d091e..c69011e2ff 100644
--- a/Source/VSProps/Base.props
+++ b/Source/VSProps/Base.props
@@ -81,6 +81,7 @@
       <PreprocessorDefinitions Condition="'$(Platform)'!='ARM64'">HAS_OPENGL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PreprocessorDefinitions>HAS_VULKAN;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PreprocessorDefinitions>HAS_LIBMGBA;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>AUTOUPDATE=1;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <!--
       Make sure we include a clean version of windows.h.
       -->