diff --git a/examples/CapacitiveController/CapacitiveController.ino b/examples/CapacitiveController/CapacitiveController.ino
index f87a47e..8885720 100755
--- a/examples/CapacitiveController/CapacitiveController.ino
+++ b/examples/CapacitiveController/CapacitiveController.ino
@@ -16,7 +16,7 @@ HIDKeyboard Keyboard(HID);
 unsigned pins[NUM_PINS] = {PA0,PA1,PA2,PA3,PA4,PA5,PA6,PA7,PB0,PB1};
 unsigned keys[NUM_PINS] = {' ',KEY_UP_ARROW,KEY_LEFT_ARROW,KEY_DOWN_ARROW,KEY_RIGHT_ARROW,'w','a','s','d','f'}; // Makey-Makey also has 'g' and CLICK, but we don't have enough ADC channels
 unsigned buttons[NUM_PINS] = { 1, 0, 0, 0, 0, 2, 3, 4, 5, 6 };
-unsigned prev[NUM_PINS];
+unsigned previous[NUM_PINS];
 
 ADCTouchSensor* sensors[NUM_PINS];
 
@@ -54,7 +54,7 @@ void setup()
     for (int i=0; i<NUM_PINS; i++) {
         sensors[i] = new ADCTouchSensor(pins[i]);
         sensors[i]->begin();
-        prev[i] = 0;
+        previous[i] = 0;
     }
 
     digitalWrite(LED_BUILTIN, 1);
@@ -85,9 +85,9 @@ void loop()
     for (int i=0; i<NUM_PINS; i++) {
       if (sensors[i]->read() > 35) {
          pressed = 1;
-         if(!prev[i]) {
+         if(!previous[i]) {
            processPress(i);
-           prev[i] = 1;
+           previous[i] = 1;
          }
          if (joystickMode && buttons[i] == 0) {
            if (i==1)
@@ -101,9 +101,9 @@ void loop()
          }
       }
       else {
-         if(prev[i]) {
+         if(previous[i]) {
            processRelease(i);
-           prev[i] = 0;
+           previous[i] = 0;
          }
       }
     }
diff --git a/examples/CapacitivePiano/CapacitivePiano.ino b/examples/CapacitivePiano/CapacitivePiano.ino
index 441fdce..7a7d0bc 100644
--- a/examples/CapacitivePiano/CapacitivePiano.ino
+++ b/examples/CapacitivePiano/CapacitivePiano.ino
@@ -44,7 +44,7 @@ const int numPins = sizeof(pins)/sizeof(*pins);
 const uint8_t NOTE_ON = 0b10010000;
 const uint8_t NOTE_OFF = 0b10000000;
 int ref[numPins];
-uint8_t prev[numPins];
+uint8_t previous[numPins];
 ADCTouchSensor* sensors[numPins];
 
 void setup() 
@@ -72,7 +72,7 @@ void setup()
     for (int i=0; i<numPins; i++) {
         sensors[i] = new ADCTouchSensor(pins[i]);
         sensors[i]->begin();
-        prev[i] = 0;
+        previous[i] = 0;
     }
 
     digitalWrite(LED_BUILTIN, 0^LED_OFF);
@@ -103,15 +103,15 @@ void loop()
     for (int i=0; i<numPins; i++) {
       if (sensors[i]->read() > 25) {
          pressed = 1;
-         if(!prev[i]) {
+         if(!previous[i]) {
            midiNote(NOTE_ON, notes[i], 127);
-           prev[i] = 1;
+           previous[i] = 1;
          }
       }
       else {
-         if(prev[i]) {
+         if(previous[i]) {
            midiNote(NOTE_OFF, notes[i], 127);
-           prev[i] = 0;
+           previous[i] = 0;
          }
       }
     }
diff --git a/examples/ShowButtons/ShowButtons.ino b/examples/ShowButtons/ShowButtons.ino
index 4962232..4c34035 100755
--- a/examples/ShowButtons/ShowButtons.ino
+++ b/examples/ShowButtons/ShowButtons.ino
@@ -6,7 +6,7 @@
 
 #define NUM_PINS  10
 unsigned pins[NUM_PINS] = {PA0,PA1,PA2,PA3,PA4,PA5,PA6,PA7,PB0,PB1};
-unsigned prev[NUM_PINS];
+unsigned previous[NUM_PINS];
 
 ADCTouchSensor* sensors[NUM_PINS];
 
@@ -20,7 +20,7 @@ void setup()
     for (int i=0; i<NUM_PINS; i++) {
         sensors[i] = new ADCTouchSensor(pins[i]);
         sensors[i]->begin();
-        prev[i] = 0;
+        previous[i] = 0;
     }
 
     digitalWrite(LED_BUILTIN, 1);
@@ -34,15 +34,15 @@ void loop()
     for (int i=0; i<NUM_PINS; i++) {
       if (sensors[i]->read() > 35) {
          pressed = 1;
-         if(!prev[i]) {
-           prev[i] = 1;
+         if(!previous[i]) {
+           previous[i] = 1;
            Serial.println(String("Press: ")+i);
          }
       }
       else {
-         if(prev[i]) {
+         if(previous[i]) {
            Serial.println(String("Release: ")+i);
-           prev[i] = 0;
+           previous[i] = 0;
          }
       }
     }
diff --git a/library.properties b/library.properties
index 3b9622a..f570f71 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=ADCTouchSensor
-version=0.0.10
+version=0.0.12
 author=Alexander Pruss
 maintainer=arpruss <arpruss@gmail.com>
 sentence=Create Touch Sensors with a single analog pin without external hardware