diff --git a/data/klog.json b/data/klog.json
index b3ab254..1351fd2 100644
--- a/data/klog.json
+++ b/data/klog.json
@@ -214,6 +214,14 @@
   },
   {
    "compare_mode": "string",
+   "log_level": "LOG_LEVEL_CRITICAL",
+   "tag": "FWTS_TAG_ACPI_THERMAL",
+   "pattern": "Error attaching device data",
+   "advice": "The kernel could not register a thermal zone because acpi_attach_data() failed for some reason. The machine may not be able to optimally cool itself and may have overheating issues because of this error.",
+   "label": "KlogAcpiThermZoneAttachFailed"
+  },
+  {
+   "compare_mode": "string",
    "log_level": "LOG_LEVEL_HIGH",
    "tag": "FWTS_TAG_ACPI_THERMAL",
    "pattern": "Invalid _TSS data: freq is zero",