diff --git a/.github/workflows/githubci.yml b/.github/workflows/githubci.yml
index e930f2e..59aef4a 100644
--- a/.github/workflows/githubci.yml
+++ b/.github/workflows/githubci.yml
@@ -7,11 +7,11 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
-    - uses: actions/setup-python@v1
+    - uses: actions/setup-python@v4
       with:
         python-version: '3.x'
-    - uses: actions/checkout@v2
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
+    - uses: actions/checkout@v3
       with:
          repository: adafruit/ci-arduino
          path: ci
diff --git a/examples/thermal_cam_interpolate/interpolation.cpp b/examples/thermal_cam_interpolate/interpolation.cpp
index 8ada5ec..99ae3c3 100644
--- a/examples/thermal_cam_interpolate/interpolation.cpp
+++ b/examples/thermal_cam_interpolate/interpolation.cpp
@@ -112,7 +112,6 @@ void get_adjacents_2d(float *src, float *dest, uint8_t rows, uint8_t cols,
                       int8_t x, int8_t y) {
   // Serial.print("("); Serial.print(x); Serial.print(", "); Serial.print(y);
   // Serial.println(")");
-  float arr[4];
   for (int8_t delta_y = -1; delta_y < 3; delta_y++) { // -1, 0, 1, 2
     float *row = dest + 4 * (delta_y + 1); // index into each chunk of 4
     for (int8_t delta_x = -1; delta_x < 3; delta_x++) { // -1, 0, 1, 2
diff --git a/examples/thermal_cam_interpolate/thermal_cam_interpolate.ino b/examples/thermal_cam_interpolate/thermal_cam_interpolate.ino
index 89ccf32..d625aea 100644
--- a/examples/thermal_cam_interpolate/thermal_cam_interpolate.ino
+++ b/examples/thermal_cam_interpolate/thermal_cam_interpolate.ino
@@ -176,8 +176,7 @@ void drawpixels(float *p, uint8_t rows, uint8_t cols, uint8_t boxWidth, uint8_t
       uint8_t colorIndex = map(colorTemp, MINTEMP, MAXTEMP, 0, 255);
       colorIndex = (uint8_t)constrain((int16_t)colorIndex, (int16_t)0, (int16_t)255);
       //draw the pixels!
-      uint16_t color;
-      color = val * 2;
+      //uint16_t color = val * 2;
       tft.fillRect(40+boxWidth * x, boxHeight * y, boxWidth, boxHeight, camColors[colorIndex]);
         
       if (showVal) {