diff --git a/code/espurna/button.ino b/code/espurna/button.ino
index 678fda74..909516cf 100644
--- a/code/espurna/button.ino
+++ b/code/espurna/button.ino
@@ -15,6 +15,8 @@ Copyright (C) 2016-2019 by Xose Pérez <xose dot perez at gmail dot com>
 #include <DebounceEvent.h>
 #include <vector>
 
+#include "light.h"
+
 typedef struct {
     DebounceEvent * button;
     unsigned long actions;
diff --git a/code/espurna/config/prototypes.h b/code/espurna/config/prototypes.h
index 21ecd0c0..26f28cce 100644
--- a/code/espurna/config/prototypes.h
+++ b/code/espurna/config/prototypes.h
@@ -177,27 +177,6 @@ int16_t i2c_read_int16(uint8_t address, uint8_t reg);
 int16_t i2c_read_int16_le(uint8_t address, uint8_t reg);
 void i2c_read_buffer(uint8_t address, uint8_t * buffer, size_t len);
 
-// -----------------------------------------------------------------------------
-// Lights
-// -----------------------------------------------------------------------------
-
-size_t lightChannels();
-
-void lightState(unsigned char i, bool state);
-bool lightState(unsigned char i);
-
-void lightState(bool state);
-bool lightState();
-
-void lightBrightness(long brightness);
-long lightBrightness();
-
-long lightChannel(unsigned char id);
-void lightChannel(unsigned char id, long value);
-
-void lightBrightnessStep(long steps, long multiplier = LIGHT_STEP);
-void lightChannelStep(unsigned char id, long steps, long multiplier = LIGHT_STEP);
-
 // -----------------------------------------------------------------------------
 // MQTT
 // -----------------------------------------------------------------------------
diff --git a/code/espurna/light.h b/code/espurna/light.h
index 4fcbb75a..68f5bb4a 100644
--- a/code/espurna/light.h
+++ b/code/espurna/light.h
@@ -1,5 +1,5 @@
 // -----------------------------------------------------------------------------
-// Light
+// Lights
 // -----------------------------------------------------------------------------
 
 #pragma once
@@ -29,3 +29,20 @@ namespace Light {
         COMMS_GROUP = 1 << 1
     };
 }
+
+size_t lightChannels();
+
+void lightState(unsigned char i, bool state);
+bool lightState(unsigned char i);
+
+void lightState(bool state);
+bool lightState();
+
+void lightBrightness(long brightness);
+long lightBrightness();
+
+long lightChannel(unsigned char id);
+void lightChannel(unsigned char id, long value);
+
+void lightBrightnessStep(long steps, long multiplier = LIGHT_STEP);
+void lightChannelStep(unsigned char id, long steps, long multiplier = LIGHT_STEP);