diff --git a/src/libCom/misc/dbDefs.h b/src/libCom/misc/dbDefs.h
index d2c8a8e7f..cbb588fc2 100644
--- a/src/libCom/misc/dbDefs.h
+++ b/src/libCom/misc/dbDefs.h
@@ -91,10 +91,8 @@
                 ((int) &(((structure *) 0) -> member))
 #endif
 
-/* FLDNAME_SZ must be 4 */
 #define PVNAME_STRINGSZ		61		/* includes NULL terminator for PVNAME_SZ */
 #define	PVNAME_SZ	(PVNAME_STRINGSZ - 1)	/*Process Variable Name Size	*/
-#define	FLDNAME_SZ	4	/*Field Name Size		*/
 
 #define DB_MAX_CHOICES	30