diff --git a/src/ticket.c b/src/ticket.c
index f0ba74b9..09743f7d 100644
--- a/src/ticket.c
+++ b/src/ticket.c
@@ -369,8 +369,7 @@ int list_ticket(char **pdata, unsigned int *len)
 	*pdata = NULL;
 	*len = 0;
 
-	alloc = 256 +
-		booth_conf->ticket_count * (BOOTH_NAME_LEN * 2 + 128);
+	alloc = booth_conf->ticket_count * (BOOTH_NAME_LEN * 2 + 128);
 	data = malloc(alloc);
 	if (!data)
 		return -ENOMEM;
@@ -411,8 +410,10 @@ int list_ticket(char **pdata, unsigned int *len)
 			cp += snprintf(cp, alloc - (cp - data), "\n");
 		}
 
-		if (alloc - (cp - data) <= 0)
+		if (alloc - (cp - data) <= 0) {
+			free(data);
 			return -ENOMEM;
+		}
 	}
 
 	*pdata = data;