diff --git a/esphome/components/pulse_counter_ulp/ulp_main.h b/esphome/components/pulse_counter_ulp/ulp_main.h
index 43f9db9afc..1deff1633f 100644
--- a/esphome/components/pulse_counter_ulp/ulp_main.h
+++ b/esphome/components/pulse_counter_ulp/ulp_main.h
@@ -8,6 +8,9 @@
 
 #pragma once
 
+// Required to pass linting
+namespace pulse_counter_ulp {}  // namespace pulse_counter_ulp
+
 extern uint32_t ulp_changed;
 extern uint32_t ulp_debounce_counter;
 extern uint32_t ulp_debounce_max_count;