diff --git a/bundles/org.openhab.binding.mqtt.generic/src/main/java/org/openhab/binding/mqtt/generic/ChannelState.java b/bundles/org.openhab.binding.mqtt.generic/src/main/java/org/openhab/binding/mqtt/generic/ChannelState.java
index 681e5073e9af0..7304ae57c7c26 100644
--- a/bundles/org.openhab.binding.mqtt.generic/src/main/java/org/openhab/binding/mqtt/generic/ChannelState.java
+++ b/bundles/org.openhab.binding.mqtt.generic/src/main/java/org/openhab/binding/mqtt/generic/ChannelState.java
@@ -173,6 +173,13 @@ public void processMessage(String topic, byte[] payload) {
 
         // Is trigger?: Special handling
         if (config.trigger) {
+            try {
+                cachedValue.parseMessage(new StringType(strValue));
+            } catch (IllegalArgumentException e) {
+                // invalid value for this trigger; ignore
+                receivedOrTimeout();
+                return;
+            }
             channelStateUpdateListener.triggerChannel(channelUID, strValue);
             receivedOrTimeout();
             return;
diff --git a/bundles/org.openhab.binding.mqtt.homeassistant/src/test/java/org/openhab/binding/mqtt/homeassistant/internal/component/AbstractComponentTests.java b/bundles/org.openhab.binding.mqtt.homeassistant/src/test/java/org/openhab/binding/mqtt/homeassistant/internal/component/AbstractComponentTests.java
index bbb278d530fbf..4b090b6385d9b 100644
--- a/bundles/org.openhab.binding.mqtt.homeassistant/src/test/java/org/openhab/binding/mqtt/homeassistant/internal/component/AbstractComponentTests.java
+++ b/bundles/org.openhab.binding.mqtt.homeassistant/src/test/java/org/openhab/binding/mqtt/homeassistant/internal/component/AbstractComponentTests.java
@@ -237,6 +237,15 @@ protected void assertTriggered(AbstractComponent<@NonNull ? extends AbstractChan
         verify(thingHandler).triggerChannel(eq(component.getChannel(channelId).getChannel().getUID()), eq(trigger));
     }
 
+    /**
+     * Assert a channel does not triggers=
+     */
+    protected void assertNotTriggered(AbstractComponent<@NonNull ? extends AbstractChannelConfiguration> component,
+            String channelId, String trigger) {
+        verify(thingHandler, never()).triggerChannel(eq(component.getChannel(channelId).getChannel().getUID()),
+                eq(trigger));
+    }
+
     /**
      * Assert that given payload was published exact-once on given topic.
      *
diff --git a/bundles/org.openhab.binding.mqtt.homeassistant/src/test/java/org/openhab/binding/mqtt/homeassistant/internal/component/DeviceTriggerTests.java b/bundles/org.openhab.binding.mqtt.homeassistant/src/test/java/org/openhab/binding/mqtt/homeassistant/internal/component/DeviceTriggerTests.java
index ad5f338cc9da3..baa476704eb94 100644
--- a/bundles/org.openhab.binding.mqtt.homeassistant/src/test/java/org/openhab/binding/mqtt/homeassistant/internal/component/DeviceTriggerTests.java
+++ b/bundles/org.openhab.binding.mqtt.homeassistant/src/test/java/org/openhab/binding/mqtt/homeassistant/internal/component/DeviceTriggerTests.java
@@ -62,6 +62,9 @@ public void test() throws InterruptedException {
         spyOnChannelUpdates(component, "action");
         publishMessage("zigbee2mqtt/Charge Now Button/action", "on");
         assertTriggered(component, "action", "on");
+
+        publishMessage("zigbee2mqtt/Charge Now Button/action", "off");
+        assertNotTriggered(component, "action", "off");
     }
 
     @Override