diff --git a/src/prometheus_alert_rules/ipmi_sensors.yaml b/src/prometheus_alert_rules/ipmi_sensors.yaml
index d00731b4..6052bf3c 100644
--- a/src/prometheus_alert_rules/ipmi_sensors.yaml
+++ b/src/prometheus_alert_rules/ipmi_sensors.yaml
@@ -75,7 +75,7 @@ groups:
             LABELS = {{ $labels }}
 
     - alert: IPMISensorStateNotOk
-      expr: ipmi_generic_sensor_value{state=~"Warning|Critical", type!="Entity Presence", type!="Slot/Connector"}
+      expr: ipmi_generic_sensor_value{state=~"Warning|Critical", type!~"Entity\\sPresence|Slot/Connector"}
       for: 0m
       labels:
         severity: "{{ toLower $labels.state }}"
diff --git a/tests/unit/test_alert_rules/test_ipmi_sensors.yaml b/tests/unit/test_alert_rules/test_ipmi_sensors.yaml
index fd882a23..84611240 100644
--- a/tests/unit/test_alert_rules/test_ipmi_sensors.yaml
+++ b/tests/unit/test_alert_rules/test_ipmi_sensors.yaml
@@ -216,6 +216,8 @@ tests:
         values: '50x15'
       - series: ipmi_generic_sensor_value{state="Critical", instance="ubuntu-12", type="Entity Presence"}
         values: '50x15'
+      - series: ipmi_generic_sensor_value{state="Critical", instance="ubuntu-12", type="Slot/Connector"}
+        values: '50x15'
 
     alert_rule_test:
       - eval_time: 0m