diff --git a/src/tasks/tasks01/gfmul.rs b/src/tasks/tasks01/gfmul.rs
index 70ab788..8bca55f 100644
--- a/src/tasks/tasks01/gfmul.rs
+++ b/src/tasks/tasks01/gfmul.rs
@@ -21,7 +21,6 @@ pub fn gfmul_task(args: &Value) -> Result<Vec<u8>> {
 #[cfg(test)]
 mod tests {
     use serde_json::json;
-    use std::str::FromStr;
 
     // Note this useful idiom: importing names from outer (for mod tests) scope.
     use super::*;
diff --git a/src/tasks/tasks01/pad_oracle.rs b/src/tasks/tasks01/pad_oracle.rs
index 067a55f..234babf 100644
--- a/src/tasks/tasks01/pad_oracle.rs
+++ b/src/tasks/tasks01/pad_oracle.rs
@@ -54,7 +54,7 @@ pub fn padding_oracle(args: &Value) -> Result<Vec<u8>> {
             //  TODO: Collect all and send in one
             let mut payload: Vec<u8> = Vec::with_capacity(2 + 16 * 265);
             payload.extend(l_msg.to_vec());
-            for j in 0..q_block_count {
+            for _j in 0..q_block_count {
                 // Next byte
                 payload.extend(&attack_counter);
                 attack_counter[i as usize] += 1;
@@ -140,7 +140,6 @@ pub fn padding_oracle(args: &Value) -> Result<Vec<u8>> {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use serde_json::json;
 
     #[test]
     fn test_connection() -> Result<()> {
diff --git a/src/tasks/tasks01/poly2block.rs b/src/tasks/tasks01/poly2block.rs
index 6d5ad95..7557981 100644
--- a/src/tasks/tasks01/poly2block.rs
+++ b/src/tasks/tasks01/poly2block.rs
@@ -1,4 +1,4 @@
-use crate::utils::poly::{polynomial_2_block};
+use crate::utils::poly::polynomial_2_block;
 use anyhow::{Ok, Result};
 use serde_json::Value;
 
diff --git a/src/utils/dff.rs b/src/utils/dff.rs
index 4cd4b39..21dde69 100644
--- a/src/utils/dff.rs
+++ b/src/utils/dff.rs
@@ -75,7 +75,7 @@ mod tests {
         }
 
         println!("Result: {:?}", result);
-        let bit_indices: Vec<u8> = vec![0];
+        let _bit_indices: Vec<u8> = vec![0];
         assert!(false)
     }
 }
diff --git a/src/utils/field.rs b/src/utils/field.rs
index 0a06662..739b466 100644
--- a/src/utils/field.rs
+++ b/src/utils/field.rs
@@ -337,7 +337,6 @@ impl ByteArray {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use serde_json::json;
 
     #[test]
     fn test_byte_array_shift1() {
diff --git a/src/utils/poly.rs b/src/utils/poly.rs
index 90ef5e0..f2e7d33 100644
--- a/src/utils/poly.rs
+++ b/src/utils/poly.rs
@@ -788,7 +788,7 @@ mod tests {
     #[test]
     fn coeff_to_binary() {
         let coefficients: Vec<u8> = vec![12, 127, 9, 0];
-        let b64: &str = "ARIAAAAAAAAAAAAAAAAAgA==";
+        let _b64: &str = "ARIAAAAAAAAAAAAAAAAAgA==";
         let calculated_num: u128 = coefficient_to_binary(coefficients);
         assert_eq!(
             BASE64_STANDARD.encode(calculated_num.to_ne_bytes()),
diff --git a/src/utils/sff.rs b/src/utils/sff.rs
index e7a154a..de2bef6 100644
--- a/src/utils/sff.rs
+++ b/src/utils/sff.rs
@@ -86,7 +86,7 @@ mod tests {
         }
 
         println!("{:?}", result);
-        let bit_indices: Vec<u8> = vec![0];
+        let _bit_indices: Vec<u8> = vec![0];
         assert!(false)
     }
 }