diff --git a/grafana_dashboards/schema/panel/__init__.py b/grafana_dashboards/schema/panel/__init__.py
index 327facc..a9a6222 100644
--- a/grafana_dashboards/schema/panel/__init__.py
+++ b/grafana_dashboards/schema/panel/__init__.py
@@ -22,6 +22,7 @@
 from grafana_dashboards.schema.panel.stat import Stat
 from grafana_dashboards.schema.panel.text import Text
 from grafana_dashboards.schema.panel.table import Table
+from grafana_dashboards.schema.panel.gauge import Gauge
 from grafana_dashboards.schema.panel.bargauge import Bargauge
 from grafana_dashboards.schema.panel.timeseries import Timeseries
 from grafana_dashboards.schema.panel.piechart import PieChart
@@ -50,6 +51,8 @@ def validate_individually(self, panel: dict):
             schema = Text(usingNewSchema=self.usingNewSchema).get_schema()
         elif panel["type"] == "table":
             schema = Table(usingNewSchema=self.usingNewSchema).get_schema()
+        elif panel["type"] == "gauge":
+            schema = Gauge(usingNewSchema=self.usingNewSchema).get_schema()
         elif panel["type"] == "bargauge":
             schema = Bargauge(usingNewSchema=self.usingNewSchema).get_schema()
         elif panel["type"] == "timeseries":
diff --git a/grafana_dashboards/schema/panel/base.py b/grafana_dashboards/schema/panel/base.py
index af343ca..241b048 100644
--- a/grafana_dashboards/schema/panel/base.py
+++ b/grafana_dashboards/schema/panel/base.py
@@ -153,6 +153,7 @@ def __init__(self, usingNewSchema=False):
                 "text",
                 "stat",
                 "table",
+                "gauge",
                 "bargauge",
                 "timeseries",
                 "piechart",
diff --git a/grafana_dashboards/schema/panel/stat.py b/grafana_dashboards/schema/panel/stat.py
index ab48cff..4eef537 100644
--- a/grafana_dashboards/schema/panel/stat.py
+++ b/grafana_dashboards/schema/panel/stat.py
@@ -50,6 +50,7 @@ def get_schema(self):
             v.Required("colorMode"): v.Any(str),
             v.Required("graphMode"): v.Any(str),
             v.Required("justifyMode"): v.Any(str),
+            v.Optional("showPercentChange", default=False): v.Any(bool),
             v.Optional("reduceOptions"): v.All(reduceOptions),
         }
 
diff --git a/tests/schema/panels/test_stat.py b/tests/schema/panels/test_stat.py
index 22328a5..bd0499d 100644
--- a/tests/schema/panels/test_stat.py
+++ b/tests/schema/panels/test_stat.py
@@ -40,6 +40,7 @@ def test_defaults(self):
                     "values": False,
                 },
                 "textMode": "auto",
+                "showPercentChange": False,
             },
             "span": 12,
             "targets": [],