diff --git a/sdk/src/network/client.rs b/sdk/src/network/client.rs
index 46300f9c29..c47447c602 100644
--- a/sdk/src/network/client.rs
+++ b/sdk/src/network/client.rs
@@ -27,7 +27,7 @@ const DEFAULT_PROVER_NETWORK_RPC: &str = "https://rpc.succinct.xyz/";
 /// The default SP1 Verifier address on all chains.
 const DEFAULT_SP1_VERIFIER_ADDRESS: &str = "0xed2107448519345059eab9cddab42ddc78fbebe9";
 
-/// The timeout for a request to the network.
+/// The timeout for a proof request to be fulfilled.
 const TIMEOUT: Duration = Duration::from_secs(60 * 60);
 
 pub struct NetworkClient {
diff --git a/sdk/src/proto/network.rs b/sdk/src/proto/network.rs
index aa285f55d8..5f36a2bd84 100644
--- a/sdk/src/proto/network.rs
+++ b/sdk/src/proto/network.rs
@@ -306,8 +306,6 @@ pub enum ProofMode {
     Compressed = 2,
     /// The proof mode for a PlonK proof.
     Plonk = 3,
-    /// The proof mode for a Groth16 proof.
-    Groth16 = 4,
 }
 impl ProofMode {
     /// String value of the enum field names used in the ProtoBuf definition.
@@ -320,7 +318,6 @@ impl ProofMode {
             ProofMode::Core => "PROOF_MODE_CORE",
             ProofMode::Compressed => "PROOF_MODE_COMPRESSED",
             ProofMode::Plonk => "PROOF_MODE_PLONK",
-            ProofMode::Groth16 => "PROOF_MODE_GROTH16",
         }
     }
     /// Creates an enum from field names used in the ProtoBuf definition.
@@ -330,7 +327,6 @@ impl ProofMode {
             "PROOF_MODE_CORE" => Some(Self::Core),
             "PROOF_MODE_COMPRESSED" => Some(Self::Compressed),
             "PROOF_MODE_PLONK" => Some(Self::Plonk),
-            "PROOF_MODE_GROTH16" => Some(Self::Groth16),
             _ => None,
         }
     }