diff --git a/src/descriptors.rs b/src/descriptors.rs
index 5c187d3..58a70ba 100644
--- a/src/descriptors.rs
+++ b/src/descriptors.rs
@@ -51,7 +51,7 @@ impl Descriptor for DCT {
     fn describe(&self, img: image::DynamicImage) -> u64 {
         let mut dct_values: [f64; 64] = [0.0; 64];
         let img = self.resize(img);
-        let mut total_sum: f64 = 0.0;
+        let mut _total_sum: f64 = 0.0;
 
         for j in 0..7 {
             for i in 0..7 {
@@ -63,11 +63,11 @@ impl Descriptor for DCT {
                     sum += pixel as f64 * (PI/64.0 * (n + 0.5) * k as f64).cos();
                 }
                 dct_values[k] = sum;
-                total_sum += sum;
+                _total_sum += sum;
                 //println!("{sum}");
             }
         }
-        total_sum /= 64.0;
+        _total_sum /= 64.0;
 
         let mut mask: u64 = 0;
         for dct in dct_values {