--- poller.c.orig	2010-04-29 16:30:46.000000000 +0400
+++ poller.c	2010-04-29 16:33:20.000000000 +0400
@@ -533,7 +533,14 @@
 			items[i].host.ipmi_ip = ipmi_ip;
 			break;
 		case ITEM_TYPE_DB_MONITOR:
-			items[i].params = items[i].params_orig;
+			zbx_free(params);
+
+			params = strdup(items[i].params_orig);
+
+                        substitute_simple_macros(NULL, NULL, NULL, NULL, &items[i], NULL,
+                                        &params, MACRO_TYPE_ITEM_SCRIPT, NULL, 0);
+
+			items[i].params = params;
 			break;
 		case ITEM_TYPE_SSH:
 			zbx_free(username);