diff --git a/sys/dev/isp/isp_target.h b/sys/dev/isp/isp_target.h
index bda53e9e3972..1c7cb203f170 100644
--- a/sys/dev/isp/isp_target.h
+++ b/sys/dev/isp/isp_target.h
@@ -606,7 +606,7 @@ extern int isp_tdebug;
 #define	ISP_TDQE(isp, msg, idx, arg)	\
 	if (isp_tdebug > 3) isp_print_qentry(isp, msg, idx, arg)
 
-#define	ITDEBUG(level, msg)	if (level > isp_tdebug) PRINTF msg
+#define	ITDEBUG(level, msg)	if (isp_tdebug >= level) PRINTF msg
 
 /*
  * The functions below are target mode functions that