diff --git a/src/patrix/mqtt.cpp b/src/patrix/mqtt.cpp
index e1188e2..46c9a94 100644
--- a/src/patrix/mqtt.cpp
+++ b/src/patrix/mqtt.cpp
@@ -64,7 +64,7 @@ void mqttDisconnect() {
 }
 
 void mqttPublishValue(const String& name, const boolean value, const char* unit) {
-  mqttPublishValue(name, String(value ? "true" : "false"), unit);
+  mqttPublishValue(name, String(value ? 1 : 0), unit);
 }
 
 void mqttPublishValue(const String& name, const int32_t value, const char* unit) {