diff --git a/bitcoin/src/blockdata/script/tests.rs b/bitcoin/src/blockdata/script/tests.rs
index 88c641d4..d2a970a0 100644
--- a/bitcoin/src/blockdata/script/tests.rs
+++ b/bitcoin/src/blockdata/script/tests.rs
@@ -176,7 +176,7 @@ fn p2pk_public_key_compressed_key_returns_some() {
 
 #[test]
 fn script_x_only_key() {
-    // Notice the "20" which prepends the keystr. That 20 is hexidecimal for "32". The Builder automatically adds the 32 opcode
+    // Notice the "20" which prepends the keystr. That 20 is hexadecimal for "32". The Builder automatically adds the 32 opcode
     // to our script in order to give a heads up to the script compiler that it should add the next 32 bytes to the stack.
     // From: https://github.com/bitcoin-core/btcdeb/blob/e8c2750c4a4702768c52d15640ed03bf744d2601/doc/tapscript-example.md?plain=1#L43
     const KEYSTR: &str = "209997a497d964fc1a62885b05a51166a65a90df00492c8d7cf61d6accf54803be";
diff --git a/bitcoin/src/blockdata/transaction.rs b/bitcoin/src/blockdata/transaction.rs
index 2e15f30a..caf4274d 100644
--- a/bitcoin/src/blockdata/transaction.rs
+++ b/bitcoin/src/blockdata/transaction.rs
@@ -1181,7 +1181,7 @@ impl From<&Transaction> for Wtxid {
 ///   of the to-be-constructed transaction.
 ///
 /// Note that lengths of the scripts and witness elements must be non-serialized, IOW *without* the
-/// preceding compact size. The lenght of preceding compact size is computed and added inside the
+/// preceding compact size. The length of preceding compact size is computed and added inside the
 /// function for convenience.
 ///
 /// If you  have the transaction already constructed (except for signatures) with a dummy value for
diff --git a/bitcoin/src/pow.rs b/bitcoin/src/pow.rs
index 24772b68..68afaab4 100644
--- a/bitcoin/src/pow.rs
+++ b/bitcoin/src/pow.rs
@@ -1676,13 +1676,13 @@ mod tests {
     }
 
     #[test]
-    fn u256_wrapping_add_wraps_at_boundry() {
+    fn u256_wrapping_add_wraps_at_boundary() {
         assert_eq!(U256::MAX.wrapping_add(U256::ONE), U256::ZERO);
         assert_eq!(U256::MAX.wrapping_add(U256::from(2_u8)), U256::ONE);
     }
 
     #[test]
-    fn u256_wrapping_sub_wraps_at_boundry() {
+    fn u256_wrapping_sub_wraps_at_boundary() {
         assert_eq!(U256::ZERO.wrapping_sub(U256::ONE), U256::MAX);
         assert_eq!(U256::ONE.wrapping_sub(U256::from(2_u8)), U256::MAX);
     }