diff --git a/setter/src/dos/volume.c b/setter/src/dos/volume.c
index ec57a74..95a5fc0 100644
--- a/setter/src/dos/volume.c
+++ b/setter/src/dos/volume.c
@@ -76,7 +76,7 @@ void GetVolumeInfo(const char* path, size_t* clusterSize)
         }
         else
         {
-            log_write("Error %d requesting volume information.\n", _doserrno);
+            log_write("Error %d requesting volume information.\n", rc);
             return;
         }
     }