diff --git a/zcash_client_backend/CHANGELOG.md b/zcash_client_backend/CHANGELOG.md
index 5df41eb405..06cf34db98 100644
--- a/zcash_client_backend/CHANGELOG.md
+++ b/zcash_client_backend/CHANGELOG.md
@@ -20,7 +20,7 @@ and this library adheres to Rust's notion of
   - `ScannedBlock`
   - `wallet::input_sellection::Proposal::{min_target_height, min_anchor_height}`:
 - `zcash_client_backend::wallet::WalletSaplingOutput::note_commitment_tree_position`
-- `zcash_client_backend::welding_rig::ScanError`
+- `zcash_client_backend::scanning::ScanError`
 
 ### Changed
 - MSRV is now 1.65.0.
@@ -55,9 +55,10 @@ and this library adheres to Rust's notion of
   - Arguments to `{propose_transaction, propose_shielding}` have changed. 
 - `zcash_client_backend::wallet::ReceivedSaplingNote::note_commitment_tree_position`
   has replaced the `witness` field in the same struct.
-- `zcash_client_backend::welding_rig::ScanningKey::sapling_nf` has been changed to
+- `zcash_client_backend::welding_rig` has been renamed to `zcash_client_backend::scanning`
+- `zcash_client_backend::scanning::ScanningKey::sapling_nf` has been changed to
   take a note position instead of an incremental witness for the note.
-- Arguments to `zcash_client_backend::welding_rig::scan_block` have changed. This
+- Arguments to `zcash_client_backend::scanning::scan_block` have changed. This
   method now takes an optional `BlockMetadata` argument instead of a base commitment
   tree and incremental witnesses for each previously-known note. In addition, the
   return type has now been updated to return a `Result<ScannedBlock, ScanError>` 
@@ -79,7 +80,7 @@ and this library adheres to Rust's notion of
 - `zcash_client_backend::data_api::chain::validate_chain` TODO: document how
   to handle validation given out-of-order blocks.
 - `zcash_client_backend::data_api::chain::error::{ChainError, Cause}` have been 
-  replaced by `zcash_client_backend::welding_rig::ScanError`
+  replaced by `zcash_client_backend::scanning::ScanError`
 - `zcash_client_backend::wallet::WalletSaplingOutput::{witness, witness_mut}`
   have been removed as individual incremental witnesses are no longer tracked on a
   per-note basis. The global note commitment tree for the wallet should be used
diff --git a/zcash_client_backend/src/data_api/chain.rs b/zcash_client_backend/src/data_api/chain.rs
index 9e1a85518d..b310dfec89 100644
--- a/zcash_client_backend/src/data_api/chain.rs
+++ b/zcash_client_backend/src/data_api/chain.rs
@@ -60,7 +60,7 @@ use crate::{
     data_api::{NullifierQuery, WalletWrite},
     proto::compact_formats::CompactBlock,
     scan::BatchRunner,
-    welding_rig::{add_block_to_runner, scan_block_with_runner},
+    scanning::{add_block_to_runner, scan_block_with_runner},
 };
 
 pub mod error;
diff --git a/zcash_client_backend/src/data_api/chain/error.rs b/zcash_client_backend/src/data_api/chain/error.rs
index c1c78cf614..3a21884bc6 100644
--- a/zcash_client_backend/src/data_api/chain/error.rs
+++ b/zcash_client_backend/src/data_api/chain/error.rs
@@ -3,7 +3,7 @@
 use std::error;
 use std::fmt::{self, Debug, Display};
 
-use crate::welding_rig::ScanError;
+use crate::scanning::ScanError;
 
 /// Errors related to chain validation and scanning.
 #[derive(Debug)]
diff --git a/zcash_client_backend/src/lib.rs b/zcash_client_backend/src/lib.rs
index f737116623..42335244f0 100644
--- a/zcash_client_backend/src/lib.rs
+++ b/zcash_client_backend/src/lib.rs
@@ -17,7 +17,7 @@ pub mod keys;
 pub mod proto;
 pub mod scan;
 pub mod wallet;
-pub mod welding_rig;
+pub mod scanning;
 pub mod zip321;
 
 pub use decrypt::{decrypt_transaction, DecryptedOutput, TransferType};
diff --git a/zcash_client_backend/src/welding_rig.rs b/zcash_client_backend/src/scanning.rs
similarity index 99%
rename from zcash_client_backend/src/welding_rig.rs
rename to zcash_client_backend/src/scanning.rs
index a5d8e9c5d0..0229f1a98d 100644
--- a/zcash_client_backend/src/welding_rig.rs
+++ b/zcash_client_backend/src/scanning.rs
@@ -40,7 +40,7 @@ use crate::{
 /// nullifier for the note can also be obtained.
 ///
 /// [`CompactSaplingOutput`]: crate::proto::compact_formats::CompactSaplingOutput
-/// [`scan_block`]: crate::welding_rig::scan_block
+/// [`scan_block`]: crate::scanning::scan_block
 pub trait ScanningKey {
     /// The type representing the scope of the scanning key.
     type Scope: Clone + Eq + std::hash::Hash + Send + 'static;
@@ -165,7 +165,7 @@ impl fmt::Display for ScanError {
 /// [`ExtendedFullViewingKey`]: zcash_primitives::zip32::ExtendedFullViewingKey
 /// [`SaplingIvk`]: zcash_primitives::sapling::SaplingIvk
 /// [`CompactBlock`]: crate::proto::compact_formats::CompactBlock
-/// [`ScanningKey`]: crate::welding_rig::ScanningKey
+/// [`ScanningKey`]: crate::scanning::ScanningKey
 /// [`CommitmentTree`]: zcash_primitives::sapling::CommitmentTree
 /// [`IncrementalWitness`]: zcash_primitives::sapling::IncrementalWitness
 /// [`WalletSaplingOutput`]: crate::wallet::WalletSaplingOutput