diff --git a/esphome/components/dynamic_lamp/dynamic_lamp.cpp b/esphome/components/dynamic_lamp/dynamic_lamp.cpp
index 85679a6aaf..1807f19850 100644
--- a/esphome/components/dynamic_lamp/dynamic_lamp.cpp
+++ b/esphome/components/dynamic_lamp/dynamic_lamp.cpp
@@ -117,6 +117,7 @@ uint8_t DynamicLamp::add_lamp() {
     }
     i++;
   }
+  this->call_error("No more lamps available");
 }
 
 void DynamicLamp::add_lamp_output_(uint8_t lamp_number, LinkedOutput output) {