diff --git a/src/sbbs3/ctrl/MainFormUnit.cpp b/src/sbbs3/ctrl/MainFormUnit.cpp
index dc4b2a81aedceb66593f24c193179c25b6d4a289..a38d33faba63c48589b6aa10c531ec6ac6bd05ab 100644
--- a/src/sbbs3/ctrl/MainFormUnit.cpp
+++ b/src/sbbs3/ctrl/MainFormUnit.cpp
@@ -610,7 +610,7 @@ void __fastcall TMainForm::FormCreate(TObject *Sender)
 
     // Verify SBBS.DLL version
     long bbs_ver = bbs_ver_num();
-    if(bbs_ver < (0x31000 | 'D'-'A') || bbs_ver > (0x399<<8)) {
+    if(bbs_ver < (0x31000 | 'F'-'A') || bbs_ver > (0x399<<8)) {
         char str[128];
         sprintf(str,"Incorrect SBBS.DLL Version (%lX)",bbs_ver);
     	Application->MessageBox(str,"ERROR",MB_OK|MB_ICONEXCLAMATION);