diff --git a/src/tools/msvc/Install.pm b/src/tools/msvc/Install.pm
index ce6359d5845..bda08ac1ae1 100644
--- a/src/tools/msvc/Install.pm
+++ b/src/tools/msvc/Install.pm
@@ -384,7 +384,7 @@ sub CopyIncludeFiles
 
     EnsureDirectories($target, 'include', 'include/libpq',
         'include/internal', 'include/internal/libpq',
-        'include/server');
+        'include/server', 'include/server/parser');
 
     CopyFiles(
         'Public headers',