diff --git a/docs/api/sensor/index.rst b/docs/api/sensor/index.rst
index 941822ce..af860d0e 100644
--- a/docs/api/sensor/index.rst
+++ b/docs/api/sensor/index.rst
@@ -19,6 +19,7 @@ See :cpp:func:`Application::register_sensor`.
     BMP085 Pressure/Temperature Sensor <bmp085>
     HTU21D Temperature/Humidity Sensor <htu21d>
     HDC1080 Temperature/Humidity Sensor <hdc1080>
+    MPU6050 Accelerometer/Gyroscope Sensor <mpu6050>
 
 
 API Reference
@@ -63,7 +64,7 @@ Sensor
 .. doxygenvariable:: esphomelib::sensor::UNIT_HPA
 .. doxygenvariable:: esphomelib::sensor::UNIT_V
 .. doxygenvariable:: esphomelib::sensor::UNIT_DEGREES_PER_SECOND
-.. doxygenvariable:: esphomelib::sensor::UNIT_M_PER_S_SQAURED
+.. doxygenvariable:: esphomelib::sensor::UNIT_M_PER_S_SQUARED
 
 
 Filter
diff --git a/docs/esphomeyaml/components/pcf8574.rst b/docs/esphomeyaml/components/pcf8574.rst
index 3a4cfc81..3fbf316b 100644
--- a/docs/esphomeyaml/components/pcf8574.rst
+++ b/docs/esphomeyaml/components/pcf8574.rst
@@ -20,7 +20,7 @@ not work.
    :target: `Sparkfun`_
    :width: 50.0%
 
-       ADS1115 16-Bit ADC. Image by `Sparkfun`_.
+   PCF8574 16-Bit ADC. Image by `Sparkfun`_.
 
 .. _Sparkfun: https://www.sparkfun.com/products/retired/8130
 
diff --git a/docs/esphomeyaml/index.rst b/docs/esphomeyaml/index.rst
index e7a6aa7d..3ad506cc 100644
--- a/docs/esphomeyaml/index.rst
+++ b/docs/esphomeyaml/index.rst
@@ -396,3 +396,4 @@ Full Index
     components/fan/index.rst
     components/fan/binary.rst
     components/fan/speed.rst
+    components/pcf8574.rst