diff --git a/esphome/components/fastled_base/__init__.py b/esphome/components/fastled_base/__init__.py
index 1e70e14f10..11e8423258 100644
--- a/esphome/components/fastled_base/__init__.py
+++ b/esphome/components/fastled_base/__init__.py
@@ -40,9 +40,6 @@ async def new_fastled_light(config):
     if CONF_MAX_REFRESH_RATE in config:
         cg.add(var.set_max_refresh_rate(config[CONF_MAX_REFRESH_RATE]))
 
+    cg.add_library("fastled/FastLED", "3.9.16")
     await light.register_light(var, config)
-    # https://github.com/FastLED/FastLED/blob/master/library.json
-    # 3.3.3 has an issue on ESP32 with RMT and fastled_clockless:
-    # https://github.com/esphome/issues/issues/1375
-    cg.add_library("fastled/FastLED", "3.3.2")
     return var
diff --git a/esphome/components/fastled_base/fastled_light.cpp b/esphome/components/fastled_base/fastled_light.cpp
index 486364d0c0..3ecdee61b1 100644
--- a/esphome/components/fastled_base/fastled_light.cpp
+++ b/esphome/components/fastled_base/fastled_light.cpp
@@ -34,7 +34,7 @@ void FastLEDLightOutput::write_state(light::LightState *state) {
   this->mark_shown_();
 
   ESP_LOGVV(TAG, "Writing RGB values to bus...");
-  this->controller_->showLeds();
+  this->controller_->showLeds(this->state_parent_->current_values.get_brightness() * 255);
 }
 
 }  // namespace fastled_base
diff --git a/platformio.ini b/platformio.ini
index 656202e372..a2d5d27faf 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -63,7 +63,7 @@ lib_deps =
     Wire                                                  ; i2c (Arduino built-int)
     heman/AsyncMqttClient-esphome@1.0.0                   ; mqtt
     esphome/ESPAsyncWebServer-esphome@3.3.0               ; web_server_base
-    fastled/FastLED@3.3.2                                 ; fastled_base
+    fastled/FastLED@3.9.16                                ; fastled_base
     mikalhart/TinyGPSPlus@1.0.2                           ; gps
     freekode/TM1651@1.0.1                                 ; tm1651
     glmnet/Dsmr@0.7                                       ; dsmr