diff --git a/crates/sp-domains-fraud-proof/src/fraud_proof.rs b/crates/sp-domains-fraud-proof/src/fraud_proof.rs
index 757e4d5dc5..157b4c3280 100644
--- a/crates/sp-domains-fraud-proof/src/fraud_proof.rs
+++ b/crates/sp-domains-fraud-proof/src/fraud_proof.rs
@@ -495,7 +495,7 @@ pub struct InvalidExtrinsicsRootProof {
     pub valid_bundle_digests: Vec<ValidBundleDigest>,
 
     /// The storage proof used during verification
-    pub invalid_extrinsics_data_proof: InvalidExtrinsicsDataProof,
+    pub invalid_inherent_extrinsic_proof: InvalidInherentExtrinsicProof,
 
     /// Optional sudo extrinsic call storage proof
     pub domain_sudo_call_proof: DomainSudoCallStorageProof,
diff --git a/crates/sp-domains-fraud-proof/src/storage_proof.rs b/crates/sp-domains-fraud-proof/src/storage_proof.rs
index a3ccefe6c3..e0c15e3db7 100644
--- a/crates/sp-domains-fraud-proof/src/storage_proof.rs
+++ b/crates/sp-domains-fraud-proof/src/storage_proof.rs
@@ -45,7 +45,7 @@ pub enum VerificationError {
     RuntimeRegistryStorageProof(StorageProofVerificationError),
     DynamicCostOfStorageStorageProof(StorageProofVerificationError),
     DigestStorageProof(StorageProofVerificationError),
-    BlockFessStorageProof(StorageProofVerificationError),
+    BlockFeesStorageProof(StorageProofVerificationError),
     TransfersStorageProof(StorageProofVerificationError),
     ExtrinsicStorageProof(StorageProofVerificationError),
     DomainSudoCallStorageProof(StorageProofVerificationError),
@@ -414,7 +414,7 @@ impl MaybeDomainRuntimeUpgradedProof {
 }
 
 #[derive(Clone, Debug, Decode, Encode, Eq, PartialEq, TypeInfo)]
-pub struct InvalidExtrinsicsDataProof {
+pub struct InvalidInherentExtrinsicProof {
     /// Block randomness storage proof
     pub block_randomness_proof: BlockRandomnessProof,
 
@@ -434,7 +434,7 @@ pub struct InvalidExtrinsicsDataProof {
     pub domain_chain_allowlist_proof: DomainChainsAllowlistUpdateStorageProof,
 }
 
-impl InvalidExtrinsicsDataProof {
+impl InvalidInherentExtrinsicProof {
     #[cfg(feature = "std")]
     #[allow(clippy::let_and_return)]
     pub fn generate<
diff --git a/crates/sp-domains-fraud-proof/src/verification.rs b/crates/sp-domains-fraud-proof/src/verification.rs
index bf149d2b43..af8715cadb 100644
--- a/crates/sp-domains-fraud-proof/src/verification.rs
+++ b/crates/sp-domains-fraud-proof/src/verification.rs
@@ -65,12 +65,12 @@ where
 {
     let InvalidExtrinsicsRootProof {
         valid_bundle_digests,
-        invalid_extrinsics_data_proof,
+        invalid_inherent_extrinsic_proof,
         domain_sudo_call_proof,
     } = fraud_proof;
 
-    let mut domain_inherent_extrinsic_data =
-        invalid_extrinsics_data_proof.verify::<CBlock, SKP>(domain_id, runtime_id, &state_root)?;
+    let mut domain_inherent_extrinsic_data = invalid_inherent_extrinsic_proof
+        .verify::<CBlock, SKP>(domain_id, runtime_id, &state_root)?;
 
     let domain_sudo_call = <DomainSudoCallStorageProof as BasicStorageProof<CBlock>>::verify::<SKP>(
         domain_sudo_call_proof.clone(),
@@ -381,7 +381,7 @@ where
         )
         .map_err(|err| {
             VerificationError::StorageProof(
-                storage_proof::VerificationError::BlockFessStorageProof(err),
+                storage_proof::VerificationError::BlockFeesStorageProof(err),
             )
         })?;
 
diff --git a/domains/client/domain-operator/src/fraud_proof.rs b/domains/client/domain-operator/src/fraud_proof.rs
index b20b4578ac..7236273d35 100644
--- a/domains/client/domain-operator/src/fraud_proof.rs
+++ b/domains/client/domain-operator/src/fraud_proof.rs
@@ -380,9 +380,9 @@ where
             self.maybe_generate_domain_runtime_code_proof_for_receipt(domain_id, local_receipt)?;
 
         let maybe_runtime_id =
-            self.is_domain_runtime_updraded_at(domain_id, consensus_block_hash)?;
+            self.is_domain_runtime_upgraded_at(domain_id, consensus_block_hash)?;
 
-        let invalid_extrinsics_data_proof = InvalidExtrinsicsDataProof::generate(
+        let invalid_inherent_extrinsic_proof = InvalidInherentExtrinsicProof::generate(
             &self.storage_key_provider,
             self.consensus_client.as_ref(),
             domain_id,
@@ -404,7 +404,7 @@ where
             maybe_domain_runtime_code_proof,
             proof: FraudProofVariant::InvalidExtrinsicsRoot(InvalidExtrinsicsRootProof {
                 valid_bundle_digests,
-                invalid_extrinsics_data_proof,
+                invalid_inherent_extrinsic_proof,
                 domain_sudo_call_proof,
             }),
         };
@@ -412,7 +412,7 @@ where
         Ok(invalid_domain_extrinsics_root_proof)
     }
 
-    pub fn is_domain_runtime_updraded_at(
+    pub fn is_domain_runtime_upgraded_at(
         &self,
         domain_id: DomainId,
         at: CBlock::Hash,