diff --git a/Cargo.lock b/Cargo.lock
index 37318a25d..31b3f6116 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -190,15 +190,6 @@ version = "1.0.102"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f202df86484c868dbad7eaa557ef785d5c66295e41b460ef922eca0723b842c"
 
-[[package]]
-name = "approx"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cab112f0a86d568ea0e627cc1d6be74a1e9cd55214684db5561995f6dad897c6"
-dependencies = [
- "num-traits",
-]
-
 [[package]]
 name = "arbitrary"
 version = "1.4.2"
@@ -7136,9 +7127,8 @@ dependencies = [
 [[package]]
 name = "whir"
 version = "0.1.0"
-source = "git+https://github.com/WizardOfMenlo/whir/?rev=20aecf708c34b91f652c851f0722177bf08315af#20aecf708c34b91f652c851f0722177bf08315af"
+source = "git+https://github.com/WizardOfMenlo/whir/?rev=790bdf02cc469700fcb227aae48c8fbc25ca9f49#790bdf02cc469700fcb227aae48c8fbc25ca9f49"
 dependencies = [
- "approx",
  "ark-ff 0.5.0",
  "ark-serialize 0.5.0",
  "ark-std 0.5.0",
@@ -7151,7 +7141,6 @@ dependencies = [
  "digest 0.10.7",
  "hex",
  "hex-literal",
- "itertools 0.14.0",
  "ordered-float",
  "rayon",
  "serde",
diff --git a/Cargo.toml b/Cargo.toml
index 55413bdff..73921c102 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -189,4 +189,4 @@ spongefish = { git = "https://github.com/arkworks-rs/spongefish", features = [
   "ark-ff", "sha2",
 ], rev = "fcc277f8a857fdeeadd7cca92ab08de63b1ff1a1" }
 spongefish-pow = { git = "https://github.com/arkworks-rs/spongefish", rev = "fcc277f8a857fdeeadd7cca92ab08de63b1ff1a1" }
-whir = { git = "https://github.com/WizardOfMenlo/whir/", rev = "20aecf708c34b91f652c851f0722177bf08315af", features = ["tracing"] }
+whir = { git = "https://github.com/WizardOfMenlo/whir/", rev = "790bdf02cc469700fcb227aae48c8fbc25ca9f49", features = ["tracing", "rs_in_order"] }
diff --git a/provekit/common/src/lib.rs b/provekit/common/src/lib.rs
index ce0cd4d2f..a4e5462a8 100644
--- a/provekit/common/src/lib.rs
+++ b/provekit/common/src/lib.rs
@@ -46,7 +46,7 @@ pub fn register_ntt() {
     INIT.call_once(|| {
         // Register NTT for polynomial operations
         let ntt: Arc<dyn whir::algebra::ntt::ReedSolomon<FieldElement>> =
-            Arc::new(whir::algebra::ntt::ArkNtt::<FieldElement>::default());
+            Arc::new(whir::algebra::ntt::NttEngine::<FieldElement>::new_from_fftfield());
         whir::algebra::ntt::NTT.insert(ntt);
 
         // Register Skyscraper (ProveKit-specific); WHIR's built-in engines