diff --git a/src/field/extension_field/quadratic.rs b/src/field/extension_field/quadratic.rs
index acc66def..0b6f26f0 100644
--- a/src/field/extension_field/quadratic.rs
+++ b/src/field/extension_field/quadratic.rs
@@ -88,7 +88,7 @@ impl Field for QuadraticCrandallField {
     const NEG_ONE: Self = Self([CrandallField::NEG_ONE, CrandallField::ZERO]);
 
     // Does not fit in 64-bits.
-    const ORDER: u64 = 0xffffffffffffffff; // Otherwise F::ORDER.leading_zeros() is misleading.
+    const ORDER: u64 = 0;
     const TWO_ADICITY: usize = 29;
     const MULTIPLICATIVE_GROUP_GENERATOR: Self = Self([CrandallField(3), CrandallField::ONE]);
     const POWER_OF_TWO_GENERATOR: Self =
diff --git a/src/field/extension_field/quartic.rs b/src/field/extension_field/quartic.rs
index 49235a06..ecf9bfd2 100644
--- a/src/field/extension_field/quartic.rs
+++ b/src/field/extension_field/quartic.rs
@@ -114,7 +114,7 @@ impl Field for QuarticCrandallField {
     ]);
 
     // Does not fit in 64-bits.
-    const ORDER: u64 = 0xffffffffffffffff; // Otherwise F::ORDER.leading_zeros() is misleading.
+    const ORDER: u64 = 0;
     const TWO_ADICITY: usize = 30;
     const MULTIPLICATIVE_GROUP_GENERATOR: Self = Self([
         CrandallField(3),