diff --git a/programs/mango-v4/src/instructions/token_liq_bankruptcy.rs b/programs/mango-v4/src/instructions/token_liq_bankruptcy.rs
index cd04dec11..430b3b0d4 100644
--- a/programs/mango-v4/src/instructions/token_liq_bankruptcy.rs
+++ b/programs/mango-v4/src/instructions/token_liq_bankruptcy.rs
@@ -28,6 +28,7 @@ pub fn token_liq_bankruptcy(
 
     // find the insurance bank token index
     let insurance_mint = ctx.accounts.insurance_vault.mint;
+    require_keys_eq!(insurance_mint, group.insurance_mint);
     let insurance_token_index = health_ais
         .iter()
         .find_map(|ai| {
diff --git a/programs/mango-v4/src/state/group.rs b/programs/mango-v4/src/state/group.rs
index 665f67b5d..f4b4c8bed 100644
--- a/programs/mango-v4/src/state/group.rs
+++ b/programs/mango-v4/src/state/group.rs
@@ -12,11 +12,6 @@ pub type TokenIndex = u16;
 /// incorrect assumption.
 pub const QUOTE_TOKEN_INDEX: TokenIndex = 0;
 
-/// The token index used for the insurance fund.
-///
-/// We should eventually generalize insurance funds.
-pub const INSURANCE_TOKEN_INDEX: TokenIndex = 0;
-
 /// The token index used for settling perp markets.
 ///
 /// We should eventually generalize to make the whole perp quote (and settle) token