diff --git a/zkp-circuits/Cargo.toml b/zkp-circuits/Cargo.toml
index 13317b00cf..eace2dfea6 100644
--- a/zkp-circuits/Cargo.toml
+++ b/zkp-circuits/Cargo.toml
@@ -67,6 +67,7 @@ nimiq-transaction = { workspace = true }
 
 [features]
 cli = ["tracing-subscriber", "nimiq-log"]
+expensive-tests = []
 zkp-prover = [
     "ark-crypto-primitives/r1cs",
     "ark-mnt4-753/r1cs",
diff --git a/zkp-circuits/src/circuits/vk_commitments.rs b/zkp-circuits/src/circuits/vk_commitments.rs
index 66c1f457f0..d04e6af4e4 100644
--- a/zkp-circuits/src/circuits/vk_commitments.rs
+++ b/zkp-circuits/src/circuits/vk_commitments.rs
@@ -423,6 +423,7 @@ mod tests {
     }
 
     #[test]
+    #[cfg_attr(not(feature = "expensive-tests"), ignore)]
     fn vks_mnt6() {
         // Initialize the constraint system.
         let cs = ConstraintSystem::<MNT6Fq>::new_ref();
@@ -503,6 +504,7 @@ mod tests {
     }
 
     #[test]
+    #[cfg_attr(not(feature = "expensive-tests"), ignore)]
     fn vks_mnt4() {
         // Initialize the constraint system.
         let cs = ConstraintSystem::<MNT4Fq>::new_ref();