diff --git a/halo2_frontend/src/dev/failure.rs b/halo2_frontend/src/dev/failure.rs
index 81339f353f..7ca752c6b1 100644
--- a/halo2_frontend/src/dev/failure.rs
+++ b/halo2_frontend/src/dev/failure.rs
@@ -836,7 +836,7 @@ fn render_shuffle<F: Field>(
 
 impl VerifyFailure {
     /// Emits this failure in pretty-printed format to stderr.
-    pub(super) fn emit<F: Field>(&self, prover: &MockProver<F>) {
+    pub fn emit<F: Field>(&self, prover: &MockProver<F>) {
         match self {
             Self::CellNotAssigned {
                 gate,