diff --git a/src/drv/drvJgvtr1.c b/src/drv/drvJgvtr1.c
index 79b14b64d..21103c494 100644
--- a/src/drv/drvJgvtr1.c
+++ b/src/drv/drvJgvtr1.c
@@ -512,9 +512,9 @@ short int 	level;
   	if(status != OK)
     	  return ERROR;
         if (level == 0)
-  	   printf("WF: JGVTR1: card=%d \n",card);
+  	   printf("WF: JGVTR1:\tcard=%d \n",card);
         else if (level >  0)
-        	printf(	"WF: JGVTR1: card=%d Sample rate=%g %s %s %s %s %s \n",
+        	printf(	"WF: JGVTR1:\tcard=%d Sample rate=%g %s %s %s %s %s \n",
 	 		card,
 			sample_rate[stat.internal_frequency],
 			clock_status[ stat.internal_clock ],
diff --git a/src/drv/drvMz8310.c b/src/drv/drvMz8310.c
index 4b070df62..938b4cebe 100644
--- a/src/drv/drvMz8310.c
+++ b/src/drv/drvMz8310.c
@@ -205,7 +205,7 @@ int mz8310_io_report_card(card,level)
       }
   }
 
-  printf("TM: MZ8310:      card %d\n", card);
+  printf("TM: MZ8310:\tcard %d\n", card);
 
 
   if (mzconf && card<mz8310_card_count && level){