diff --git a/ba/ba1700.cpp b/ba/ba1700.cpp
index fb7c2f6f6..563e7ae40 100755
--- a/ba/ba1700.cpp
+++ b/ba/ba1700.cpp
@@ -269,7 +269,7 @@ int TInstaller_mask::precheck_modules(bool only_newer)
     currpatch = rigar.get_int(C_CURRPATCH);
     modnumber = get_module_number(cod_module);
     if (modnumber >= 0 && has_module(modnumber) && 
-        !release.blank() &&
+        release.full() &&
         ((release > currrelease) || 
          (release == currrelease &&  (only_newer ? patchlevel > currpatch : patchlevel >= currpatch) )) 
        )