diff --git a/tapeserver/castor/tape/tapeserver/SCSI/Structures.hpp b/tapeserver/castor/tape/tapeserver/SCSI/Structures.hpp
index 028c143225fcb2a740487baed27723e55cdc2514..ab342c1805b5886ec48e3ba48147515d65b3e0d3 100644
--- a/tapeserver/castor/tape/tapeserver/SCSI/Structures.hpp
+++ b/tapeserver/castor/tape/tapeserver/SCSI/Structures.hpp
@@ -1203,7 +1203,7 @@ namespace SCSI {
       unsigned char opCode;              // OPERATION CODE (03h)
 
       // bytes 1-3
-      unsigned char reserved[3]          // Reserved
+      unsigned char reserved[3];         // Reserved
 
       // byte 4
       unsigned char allocationLength;    // Maximum number of bytes to be transferred (up to 96), see 5.2.29