diff --git a/master/slave.c b/master/slave.c
index fc0c8b52..8f23257b 100644
--- a/master/slave.c
+++ b/master/slave.c
@@ -739,13 +739,14 @@ size_t ec_slave_info(const ec_slave_t *slave, /**< EtherCAT slave */
         off += sprintf(buffer + off, "Configured station alias:"
                        " 0x%04X (%i)\n\n", slave->sii_alias, slave->sii_alias);
 
-    off += sprintf(buffer + off, "Vendor ID: 0x%08X (%u)\n",
+    off += sprintf(buffer + off, "Identity:\n");
+    off += sprintf(buffer + off, "  Vendor ID: 0x%08X (%u)\n",
                    slave->sii_vendor_id, slave->sii_vendor_id);
-    off += sprintf(buffer + off, "Product code: 0x%08X (%u)\n",
+    off += sprintf(buffer + off, "  Product code: 0x%08X (%u)\n",
                    slave->sii_product_code, slave->sii_product_code);
-    off += sprintf(buffer + off, "Revision number: 0x%08X (%u)\n",
+    off += sprintf(buffer + off, "  Revision number: 0x%08X (%u)\n",
                    slave->sii_revision_number, slave->sii_revision_number);
-    off += sprintf(buffer + off, "Serial number: 0x%08X (%u)\n\n",
+    off += sprintf(buffer + off, "  Serial number: 0x%08X (%u)\n\n",
                    slave->sii_serial_number, slave->sii_serial_number);
 
     if (slave->sii_mailbox_protocols) {