diff --git a/r1cs/gadgets/std/src/bits/boolean.rs b/r1cs/gadgets/std/src/bits/boolean.rs
index 7e39a7de3..aea07fd2c 100644
--- a/r1cs/gadgets/std/src/bits/boolean.rs
+++ b/r1cs/gadgets/std/src/bits/boolean.rs
@@ -1102,11 +1102,11 @@ impl<ConstraintF: Field> CondSelectGadget<ConstraintF> for Boolean {
     }
 }
 
-#[cfg(all(test, feature = "bls12_381"))]
+#[cfg(all(test, feature = "bls12_377"))]
 mod test {
     use super::{AllocatedBit, Boolean};
     use crate::prelude::*;
-    use algebra::{fields::bls12_381::Fr, BitIterator, Field, PrimeField, ToBits, UniformRand};
+    use algebra::{fields::bls12_377::Fr, BitIterator, Field, PrimeField, ToBits, UniformRand};
     use r1cs_core::{
         ConstraintSystem, ConstraintSystemAbstract, ConstraintSystemDebugger, SynthesisMode,
     };
diff --git a/r1cs/gadgets/std/src/fields/cmp.rs b/r1cs/gadgets/std/src/fields/cmp.rs
index 99f0545b2..ed4b727f8 100644
--- a/r1cs/gadgets/std/src/fields/cmp.rs
+++ b/r1cs/gadgets/std/src/fields/cmp.rs
@@ -193,7 +193,7 @@ impl<ConstraintF: PrimeField> ComparisonGadget<ConstraintF> for FpGadget<Constra
     }
 }
 
-#[cfg(test)]
+#[cfg(all(test, feature = "tweedle"))]
 mod test {
     use std::cmp::Ordering;
     use rand::{Rng, thread_rng};