diff --git a/dex/Cargo.toml b/dex/Cargo.toml
index 572bb49..e0e1445 100644
--- a/dex/Cargo.toml
+++ b/dex/Cargo.toml
@@ -16,10 +16,10 @@ default = ["program"]
 no-entrypoint = []
 
 [dependencies]
-anchor-lang = "=0.29.0"
-solana-program = "1.10.41"
+anchor-lang = { git = "https://github.com/akgod/anchor.git" }
+solana-program = "2.1.11"
 solana-security-txt = "1.0.2"
-spl-token = { version = "3.5.0", features = ["no-entrypoint"] }
+spl-token = { version = "7.0.0", features = ["no-entrypoint"] }
 serde = "1.0.150"
 itertools = "0.10.5"
 without-alloc = "0.2.2"
diff --git a/dex/src/state.rs b/dex/src/state.rs
index 18cc493..9ded4ca 100644
--- a/dex/src/state.rs
+++ b/dex/src/state.rs
@@ -39,6 +39,7 @@ use crate::{
 };
 
 use anchor_lang::prelude::{borsh, emit, event, AnchorDeserialize, AnchorSerialize};
+use anchor_lang::Discriminator;
 
 declare_check_assert_macros!(SourceFileId::State);
 
@@ -737,7 +738,9 @@ impl MarketState {
     }
 
     fn pubkey(&self) -> Pubkey {
-        Pubkey::new(cast_slice(&identity(self.own_address) as &[_]))
+        //Pubkey::new(cast_slice(&identity(self.own_address) as &[_]))
+        Pubkey::new_from_array(cast_slice(&identity(self.own_address) as &[_]).try_into().expect("slice length must be 32"))
+
     }
 }
 
@@ -3243,9 +3246,20 @@ impl State {
                         );
                     }
 
-                    let open_orders_pk = Pubkey::new(cast_slice(&identity(owner) as &[_]));
-                    let open_orders_owner_pk =
-                        Pubkey::new(cast_slice(&identity(open_orders.owner) as &[_]));
+                   // let open_orders_pk = Pubkey::new(cast_slice(&identity(owner) as &[_]));
+                    let open_orders_pk = Pubkey::new_from_array(
+                        cast_slice(&identity(owner) as &[_])
+                            .try_into()
+                            .expect("Slice length must be exactly 32 bytes"),
+                    );
+                    // let open_orders_owner_pk =
+                    //     Pubkey::new(cast_slice(&identity(open_orders.owner) as &[_]));
+                    
+                    let open_orders_owner_pk =Pubkey::new_from_array(
+                        cast_slice(&identity(open_orders.owner) as &[_])
+                            .try_into()
+                            .expect("Slice length must be exactly 32 bytes"),
+                    );
                     emit!(FillEventLog {
                         market: market.pubkey(),
                         bid: match side {