diff --git a/src/arithmetic/fields/fp.rs b/src/arithmetic/fields/fp.rs
index a7e0cb9..11c51fa 100644
--- a/src/arithmetic/fields/fp.rs
+++ b/src/arithmetic/fields/fp.rs
@@ -181,10 +181,10 @@ const ROOT_OF_UNITY: Fp = Fp::from_raw([
 /// of the p - 1 order multiplicative
 /// subgroup.
 const DELTA: Fp = Fp::from_raw([
-    0x1e9372724e80300d,
-    0x671383de08b5fe3c,
-    0xa99d8b67e918805e,
     0x48796f6fde98a425,
+    0xa99d8b67e918805e,
+    0x671383de08b5fe3c,
+    0x1e9372724e80300d,
 ]);
 
 impl Default for Fp {
@@ -655,3 +655,8 @@ fn test_inv_root_of_unity() {
 fn test_inv_2() {
     assert_eq!(Fp::TWO_INV, Fp::from(2).invert().unwrap());
 }
+
+#[test]
+fn test_delta() {
+    assert_eq!(Fp::DELTA, Fp::from(5).pow(&[1u64 << Fp::S, 0, 0, 0]));
+}
diff --git a/src/arithmetic/fields/fq.rs b/src/arithmetic/fields/fq.rs
index 24fafcc..5a43206 100644
--- a/src/arithmetic/fields/fq.rs
+++ b/src/arithmetic/fields/fq.rs
@@ -181,10 +181,10 @@ const ROOT_OF_UNITY: Fq = Fq::from_raw([
 /// of the q - 1 order multiplicative
 /// subgroup.
 const DELTA: Fq = Fq::from_raw([
-    0x20daec44973be920,
-    0x4243423589e0a9b5,
-    0x5127e2ce24a8e69c,
     0x83d2833d15f2bbf9,
+    0x5127e2ce24a8e69c,
+    0x4243423589e0a9b5,
+    0x20daec44973be920,
 ]);
 
 impl Default for Fq {
@@ -669,3 +669,8 @@ fn test_inv_root_of_unity() {
 fn test_inv_2() {
     assert_eq!(Fq::TWO_INV, Fq::from(2).invert().unwrap());
 }
+
+#[test]
+fn test_delta() {
+    assert_eq!(Fq::DELTA, Fq::from(5).pow(&[1u64 << Fq::S, 0, 0, 0]));
+}