diff --git a/esphomeyaml/components/light/fastled_clockless.py b/esphomeyaml/components/light/fastled_clockless.py
index 38711abc2c..85b1d95c97 100644
--- a/esphomeyaml/components/light/fastled_clockless.py
+++ b/esphomeyaml/components/light/fastled_clockless.py
@@ -4,9 +4,10 @@ import esphomeyaml.config_validation as cv
 from esphomeyaml import pins
 from esphomeyaml.components import light
 from esphomeyaml.const import CONF_CHIPSET, CONF_DEFAULT_TRANSITION_LENGTH, CONF_GAMMA_CORRECT, \
-    CONF_ID, CONF_MAX_REFRESH_RATE, CONF_NAME, CONF_NUM_LEDS, CONF_PIN, CONF_RGB_ORDER
-from esphomeyaml.helpers import App, RawExpression, TemplateArguments, add, setup_mqtt_component, \
-    variable
+    CONF_ID, CONF_MAX_REFRESH_RATE, CONF_NAME, CONF_NUM_LEDS, CONF_PIN, CONF_POWER_SUPPLY, \
+    CONF_RGB_ORDER
+from esphomeyaml.helpers import App, RawExpression, TemplateArguments, add, get_variable, \
+    setup_mqtt_component, variable
 
 TYPES = [
     'NEOPIXEL',
@@ -63,6 +64,7 @@ PLATFORM_SCHEMA = vol.All(light.PLATFORM_SCHEMA.extend({
 
     vol.Optional(CONF_GAMMA_CORRECT): cv.positive_float,
     vol.Optional(CONF_DEFAULT_TRANSITION_LENGTH): cv.positive_time_period_milliseconds,
+    vol.Optional(CONF_POWER_SUPPLY): cv.variable_id,
 }), validate)
 
 
@@ -81,6 +83,10 @@ def to_code(config):
     if CONF_MAX_REFRESH_RATE in config:
         add(fast_led.set_max_refresh_rate(config[CONF_MAX_REFRESH_RATE]))
 
+    if CONF_POWER_SUPPLY in config:
+        power_supply = get_variable(config[CONF_POWER_SUPPLY])
+        add(fast_led.set_power_supply(power_supply))
+
     setup_mqtt_component(make.Pmqtt, config)
     light.setup_light_component(make.Pstate, config)
 
diff --git a/esphomeyaml/components/light/fastled_spi.py b/esphomeyaml/components/light/fastled_spi.py
index e1a90447bc..62cb30dc08 100644
--- a/esphomeyaml/components/light/fastled_spi.py
+++ b/esphomeyaml/components/light/fastled_spi.py
@@ -5,9 +5,9 @@ from esphomeyaml import pins
 from esphomeyaml.components import light
 from esphomeyaml.const import CONF_CHIPSET, CONF_CLOCK_PIN, CONF_DATA_PIN, \
     CONF_DEFAULT_TRANSITION_LENGTH, CONF_GAMMA_CORRECT, CONF_ID, CONF_MAX_REFRESH_RATE, CONF_NAME, \
-    CONF_NUM_LEDS, CONF_RGB_ORDER
-from esphomeyaml.helpers import App, TemplateArguments, add, setup_mqtt_component, variable, \
-    RawExpression
+    CONF_NUM_LEDS, CONF_POWER_SUPPLY, CONF_RGB_ORDER
+from esphomeyaml.helpers import App, RawExpression, TemplateArguments, add, get_variable, \
+    setup_mqtt_component, variable
 
 CHIPSETS = [
     'LPD8806',
@@ -42,6 +42,7 @@ PLATFORM_SCHEMA = light.PLATFORM_SCHEMA.extend({
 
     vol.Optional(CONF_GAMMA_CORRECT): cv.positive_float,
     vol.Optional(CONF_DEFAULT_TRANSITION_LENGTH): cv.positive_time_period_milliseconds,
+    vol.Optional(CONF_POWER_SUPPLY): cv.variable_id,
 })
 
 
@@ -62,6 +63,10 @@ def to_code(config):
     if CONF_MAX_REFRESH_RATE in config:
         add(fast_led.set_max_refresh_rate(config[CONF_MAX_REFRESH_RATE]))
 
+    if CONF_POWER_SUPPLY in config:
+        power_supply = get_variable(config[CONF_POWER_SUPPLY])
+        add(fast_led.set_power_supply(power_supply))
+
     setup_mqtt_component(make.Pmqtt, config)
     light.setup_light_component(make.Pstate, config)