diff --git a/dlls/msi/msipriv.h b/dlls/msi/msipriv.h
index 1ea6b77fb94..f9263b5ebb2 100644
--- a/dlls/msi/msipriv.h
+++ b/dlls/msi/msipriv.h
@@ -81,7 +81,7 @@ struct tagMSIOBJECTHDR
 };
 
 #define MSI_INITIAL_MEDIA_TRANSFORM_OFFSET 10000
-#define MSI_INITIAL_MEDIA_TRANSFORM_DISKID 30000
+#define MSI_INITIAL_MEDIA_TRANSFORM_DISKID 32000
 
 typedef struct tagMSISTREAM
 {