diff --git a/Module3/GeneratedLexer.csproj b/Module3/GeneratedLexer.csproj
index ec720152aa941a547aa194a25056a0a65cc938dd..94cd9c9c0b68bf6332cf992eee4d6af4326eb2c4 100644
--- a/Module3/GeneratedLexer.csproj
+++ b/Module3/GeneratedLexer.csproj
@@ -98,7 +98,4 @@
   <ProjectExtensions>
     <VisualStudio AllowExistingFolder="true" />
   </ProjectExtensions>
-  <PropertyGroup>
-    <PreBuildEvent>dir</PreBuildEvent>
-  </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>