diff --git a/step1_led/cheerful.js b/step1_led/cheerful.js
index b106c78..30e5d1d 100644
--- a/step1_led/cheerful.js
+++ b/step1_led/cheerful.js
@@ -4,7 +4,7 @@
 
 var request = require("request"),
     five = require("johnny-five"),
-    colorMap = require("./cheerlights-colors"),
+    colorMap = require("./cheerlights_colors"),
     board,
     pins;
 
@@ -48,4 +48,4 @@ function getLatestColor(callback) {
             }
         }
     );
-}
\ No newline at end of file
+}
diff --git a/step2_potentiometer/pmeter.js b/step2_potentiometer/pmeter.js
index f7839fa..998810f 100644
--- a/step2_potentiometer/pmeter.js
+++ b/step2_potentiometer/pmeter.js
@@ -16,7 +16,7 @@ myBoard.on("ready", function() {
         }
     });
 
-    var pmeter = new five.Sensor("A0");
+    var pmeter = new five.Sensor("A3");
 
     pmeter.on("change", function() {
         console.log("The value of the potentiometer is:" +this.value );