diff --git a/README.md b/README.md
index 106ca96..3947b37 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Add your device to your config like so:
 
 ```elixir
 config :pca9685,
-  devices: [%{%{bus: "i2c-1", address: 0x40}}]
+  devices: [%{bus: "i2c-1", address: 0x40}]
 ```
 
 The properties `bus` and `address` are mandatory.  You can optionally provide
diff --git a/lib/pca9685.ex b/lib/pca9685.ex
index ca85f49..917d43f 100644
--- a/lib/pca9685.ex
+++ b/lib/pca9685.ex
@@ -8,7 +8,7 @@ defmodule PCA9685 do
   Add your device to your config like so:
 
       config :pca9685,
-        devices: [%{%{bus: "i2c-1", address: 0x40}}]
+        devices: [%{bus: "i2c-1", address: 0x40}]
 
   The properties `bus` and `address` are mandatory.  You can optionally provide
   `pwm_freq` which is the output frequency you'd like to set (in Hz) and