diff --git a/lib/src/protocol_instance.rs b/lib/src/protocol_instance.rs
index e715de25..a248979f 100644
--- a/lib/src/protocol_instance.rs
+++ b/lib/src/protocol_instance.rs
@@ -94,22 +94,16 @@ pub fn assemble_protocol_instance(
 ) -> Result<ProtocolInstance> {
     let blob_used = input.taiko.block_proposed.meta.blobUsed;
     let tx_list_hash = if blob_used {
-        if cfg!(not(feature = "sp1")) {
-            println!("kzg check enabled!");
-            let mut data = Vec::from(KZG_TRUST_SETUP_DATA);
-            let kzg_settings = KzgSettings::from_u8_slice(&mut data);
-            let kzg_commit = KzgCommitment::blob_to_kzg_commitment(
-                &Blob::from_bytes(&input.taiko.tx_data.as_slice()).unwrap(),
-                &kzg_settings,
-            )
-            .unwrap();
-            let versioned_hash = kzg_to_versioned_hash(kzg_commit);
-            assert_eq!(versioned_hash, input.taiko.tx_blob_hash.unwrap());
-            versioned_hash
-        } else {
-            println!("kzg check disabled!");
-            input.taiko.tx_blob_hash.unwrap()
-        }
+        let mut data = Vec::from(KZG_TRUST_SETUP_DATA);
+        let kzg_settings = KzgSettings::from_u8_slice(&mut data);
+        let kzg_commit = KzgCommitment::blob_to_kzg_commitment(
+            &Blob::from_bytes(&input.taiko.tx_data.as_slice()).unwrap(),
+            &kzg_settings,
+        )
+        .unwrap();
+        let versioned_hash = kzg_to_versioned_hash(kzg_commit);
+        assert_eq!(versioned_hash, input.taiko.tx_blob_hash.unwrap());
+        versioned_hash
     } else {
         TxHash::from(keccak(input.taiko.tx_data.as_slice()))
     };
diff --git a/provers/sp1/builder/src/main.rs b/provers/sp1/builder/src/main.rs
index b0d3fbd9..65af7147 100644
--- a/provers/sp1/builder/src/main.rs
+++ b/provers/sp1/builder/src/main.rs
@@ -31,7 +31,7 @@ impl Pipeline for Sp1Pipeline {
                 "panic=abort",
             ])
             .cc_compiler("gcc".into())
-            .c_flags(&["/opt/riscv/bin/riscv32-unknown-elf-gcc"])
+            .c_flags(&["/opt/riscv/bin/riscv32-unknown-elf-gcc", "-mstrict-align"])
             .custom_args(&["--ignore-rust-version"])
     }