From 7159f0372cba3fb4268471ab1a14b909605b4c64 Mon Sep 17 00:00:00 2001
From: Yuwen Zhang <yuwen01@gmail.com>
Date: Fri, 8 Nov 2024 13:19:37 -0800
Subject: [PATCH] io fix

---
 crates/recursion/gnark-ffi/src/plonk_bn254.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/recursion/gnark-ffi/src/plonk_bn254.rs b/crates/recursion/gnark-ffi/src/plonk_bn254.rs
index 71400ea4d6..f1bb8af617 100644
--- a/crates/recursion/gnark-ffi/src/plonk_bn254.rs
+++ b/crates/recursion/gnark-ffi/src/plonk_bn254.rs
@@ -126,7 +126,7 @@ impl PlonkBn254Prover {
 
     /// Modify the PlonkVerifier so that it works with the SP1Verifier.
     fn modify_plonk_verifier(file_path: &Path) -> io::Result<()> {
-        let mut file = File::open(file_path)?;
+        let mut file = File::options().read(true).write(true).open(file_path)?;
         let mut content = String::new();
         file.read_to_string(&mut content)?;