diff --git a/Cargo.lock b/Cargo.lock
index 68187bf..0b3439c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1397,12 +1397,6 @@ dependencies = [
  "cfg-if 1.0.0",
 ]
 
-[[package]]
-name = "crossbeam"
-version = "0.2.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd66663db5a988098a89599d4857919b3acf7f61402e61365acfd3919857b9be"
-
 [[package]]
 name = "crossbeam-channel"
 version = "0.5.8"
@@ -3015,12 +3009,6 @@ dependencies = [
  "vcpkg",
 ]
 
-[[package]]
-name = "linked-hash-map"
-version = "0.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0717cef1bc8b636c6e1c1bbdefc09e6322da8a9321966e8928ef80d20f7f770f"
-
 [[package]]
 name = "linux-raw-sys"
 version = "0.3.8"
@@ -3201,14 +3189,12 @@ dependencies = [
  "mango",
  "mango-common",
  "mango-feeds-connector",
- "multiqueue",
  "rand 0.8.5",
  "rayon",
  "regex",
  "serde",
  "serde_derive",
  "serde_json",
- "serde_yaml 0.8.26",
  "solana-account-decoder",
  "solana-clap-utils",
  "solana-cli-config",
@@ -3430,19 +3416,6 @@ version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5ce46fe64a9d73be07dcbe690a38ce1b293be448fd8ce1e6c1b8062c9f72c6a"
 
-[[package]]
-name = "multiqueue"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4059673f3516669cbf7ebb448cb37171559ed22e6d8bc79cf0cf9394cf9e73fd"
-dependencies = [
- "crossbeam",
- "futures 0.1.31",
- "parking_lot 0.3.8",
- "smallvec 0.3.4",
- "time 0.1.45",
-]
-
 [[package]]
 name = "native-tls"
 version = "0.2.11"
@@ -3766,29 +3739,12 @@ dependencies = [
  "syn 1.0.109",
 ]
 
-[[package]]
-name = "owning_ref"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d52571ddcb42e9c900c901a18d8d67e393df723fcd51dd59c5b1a85d0acb6cc"
-
 [[package]]
 name = "parking"
 version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "14f2252c834a40ed9bb5422029649578e63aa341ac401f74e719dd1afda8394e"
 
-[[package]]
-name = "parking_lot"
-version = "0.3.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa12d706797d42551663426a45e2db2e0364bd1dbf6aeada87e89c5f981f43e9"
-dependencies = [
- "owning_ref",
- "parking_lot_core 0.2.14",
- "thread-id",
-]
-
 [[package]]
 name = "parking_lot"
 version = "0.9.0"
@@ -3821,18 +3777,6 @@ dependencies = [
  "parking_lot_core 0.9.8",
 ]
 
-[[package]]
-name = "parking_lot_core"
-version = "0.2.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4db1a8ccf734a7bce794cc19b3df06ed87ab2f3907036b693c68f56b4d4537fa"
-dependencies = [
- "libc",
- "rand 0.4.6",
- "smallvec 0.6.14",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "parking_lot_core"
 version = "0.6.3"
@@ -4333,19 +4277,6 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dc33ff2d4973d518d823d61aa239014831e521c75da58e3df4840d3f47749d09"
 
-[[package]]
-name = "rand"
-version = "0.4.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "552840b97013b1a26992c11eac34bdd778e464601a4c2054b5f0bff7c6761293"
-dependencies = [
- "fuchsia-cprng",
- "libc",
- "rand_core 0.3.1",
- "rdrand",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "rand"
 version = "0.6.5"
@@ -5097,18 +5028,6 @@ dependencies = [
  "syn 2.0.18",
 ]
 
-[[package]]
-name = "serde_yaml"
-version = "0.8.26"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "578a7433b776b56a35785ed5ce9a7e777ac0598aac5a6dd1b4b18a307c7fc71b"
-dependencies = [
- "indexmap",
- "ryu",
- "serde",
- "yaml-rust",
-]
-
 [[package]]
 name = "serde_yaml"
 version = "0.9.21"
@@ -5299,12 +5218,6 @@ dependencies = [
  "autocfg 1.1.0",
 ]
 
-[[package]]
-name = "smallvec"
-version = "0.3.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e143aeee11cc8ece23c8336394de5138e598b84f5720fb8e895e2c6096322d88"
-
 [[package]]
 name = "smallvec"
 version = "0.6.14"
@@ -5489,7 +5402,7 @@ dependencies = [
  "lazy_static",
  "serde",
  "serde_derive",
- "serde_yaml 0.9.21",
+ "serde_yaml",
  "solana-clap-utils",
  "solana-sdk",
  "url 2.4.0",
@@ -5776,8 +5689,8 @@ dependencies = [
 
 [[package]]
 name = "solana-lite-rpc-core"
-version = "0.2.0"
-source = "git+https://github.com/blockworks-foundation/lite-rpc.git?branch=mango_simulation_test#ddd9f95a4d23972a4a49ea4db0086030bb7d6a72"
+version = "0.2.1"
+source = "git+https://github.com/blockworks-foundation/lite-rpc.git?tag=v0.2.1#c1eed987f29417f8a3b8d147f43a112388f02e4f"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -5808,8 +5721,8 @@ dependencies = [
 
 [[package]]
 name = "solana-lite-rpc-services"
-version = "0.2.0"
-source = "git+https://github.com/blockworks-foundation/lite-rpc.git?branch=mango_simulation_test#ddd9f95a4d23972a4a49ea4db0086030bb7d6a72"
+version = "0.2.1"
+source = "git+https://github.com/blockworks-foundation/lite-rpc.git?tag=v0.2.1#c1eed987f29417f8a3b8d147f43a112388f02e4f"
 dependencies = [
  "anyhow",
  "async-channel",
@@ -7009,17 +6922,6 @@ dependencies = [
  "syn 2.0.18",
 ]
 
-[[package]]
-name = "thread-id"
-version = "3.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7fbf4c9d56b320106cd64fd024dadfa0be7cb4706725fc44a7d7ce952d820c1"
-dependencies = [
- "libc",
- "redox_syscall 0.1.57",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "time"
 version = "0.1.45"
@@ -8205,15 +8107,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "yaml-rust"
-version = "0.4.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56c1936c4cc7a1c9ab21a1ebb602eb942ba868cbd44a99cb7cdc5892335e1c85"
-dependencies = [
- "linked-hash-map",
-]
-
 [[package]]
 name = "yasna"
 version = "0.5.2"
diff --git a/Cargo.toml b/Cargo.toml
index 0e43014..d455012 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,13 +25,11 @@ fixed-macro = "^1.1.1"
 futures = "0.3.28"
 iter_tools = "0.1.4"
 log = "0.4.14"
-multiqueue = "^0.3.2"
 rand = ">=0.8.5"
 rayon = "1.5.1"
 serde = "1.0.136"
 serde_derive = "1.0.103"
 serde_json = "1.0.79"
-serde_yaml = "0.8.23"
 thiserror = "1.0"
 tokio = { version = "1.14.1", features = ["full"] }
 regex = "1.7.3"
@@ -49,8 +47,8 @@ solana-logger = "1.15.2"
 solana-transaction-status = "1.15.2"
 solana-account-decoder = "1.15.2"
 
-solana-lite-rpc-core = { git = "https://github.com/blockworks-foundation/lite-rpc.git", branch = "mango_simulation_test" }
-solana-lite-rpc-services = { git = "https://github.com/blockworks-foundation/lite-rpc.git", branch = "mango_simulation_test" }
+solana-lite-rpc-core = { git = "https://github.com/blockworks-foundation/lite-rpc.git", tag = "v0.2.1" }
+solana-lite-rpc-services = { git = "https://github.com/blockworks-foundation/lite-rpc.git", tag = "v0.2.1" }
 
 
 # pin program to mango-v3 version of solana sdk