diff --git a/Cargo.toml b/Cargo.toml
index bd25c6f..e6500fc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,13 +13,13 @@ crate-type = ["cdylib", "rlib"]
 [dependencies]
 prost = "0.11"
 rdkafka = { version = "0.29", features = ["ssl-vendored", "sasl"] }
-solana-geyser-plugin-interface = { version = "=1.11.3" }
-solana-logger = { version = "=1.11.3" }
-solana-program = { version = "=1.11.3" }
-solana-transaction-status = { version = "=1.11.3" }
-log = "0.4"
-serde_json = "1.0"
-serde = { version = "1.0", features = ["derive"] }
+solana-geyser-plugin-interface = { version = "=1.14.16" }
+solana-logger = { version = "=1.14.16" }
+solana-program = { version = "=1.14.16" }
+solana-transaction-status = { version = "=1.14.16" }
+log = "0.4.17"
+serde_json = "1.0.85"
+serde = { version = "1.0.145", features = ["derive"] }
 simple-error = "0.3.0"
 
 [build-dependencies]
diff --git a/README.md b/README.md
index b6754ff..114d866 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ Config is specified via the plugin's JSON config file.
 
 ```json
 {
-  "libpath": "/solana/target/release/libsolana_accountsdb_plugin_kafka.so",
+  "libpath": "target/release/libsolana_accountsdb_plugin_kafka.so",
   "kafka": {
     "bootstrap.servers": "localhost:9092",
     "request.required.acks": "1",
@@ -41,6 +41,7 @@ Config is specified via the plugin's JSON config file.
   "shutdown_timeout_ms": 30000,
   "update_account_topic": "solana.testnet.account_updates",
   "slot_status_topic": "solana.testnet.slot_status",
+  "transaction_topic": "solana.testnet.transactions",
   "publish_all_accounts": false,
   "program_ignores": [
     "Sysvar1111111111111111111111111111111111111",
diff --git a/proto/event.proto b/proto/event.proto
index 4b8f9ee..224763c 100644
--- a/proto/event.proto
+++ b/proto/event.proto
@@ -94,6 +94,7 @@ message V0Message {
 message V0LoadedMessage {
   V0Message message_ = 1;
   LoadedAddresses loaded_adresses = 2;
+  repeated bool is_writable_account_cache = 3;
 }
 
 message LegacyMessage {
@@ -103,9 +104,14 @@ message LegacyMessage {
   repeated CompiledInstruction instructions = 4;
 }
 
+message LegacyLoadedMessage {
+  LegacyMessage message_ = 1;
+  repeated bool is_writable_account_cache = 2;
+}
+
 message SanitizedMessage {
   oneof message_payload {
-    LegacyMessage legacy = 1;
+    LegacyLoadedMessage legacy = 1;
     V0LoadedMessage v0 = 2;
   }
 }
diff --git a/rust-toolchain b/rust-toolchain
new file mode 100644
index 0000000..4d5fde5
--- /dev/null
+++ b/rust-toolchain
@@ -0,0 +1 @@
+1.60.0
diff --git a/src/plugin.rs b/src/plugin.rs
index b50531e..d104aee 100644
--- a/src/plugin.rs
+++ b/src/plugin.rs
@@ -305,20 +305,27 @@ impl KafkaPlugin {
                 message: Some(SanitizedMessage {
                     message_payload: Some(match transaction.message() {
                         solana_program::message::SanitizedMessage::Legacy(lv) => {
-                            sanitized_message::MessagePayload::Legacy(LegacyMessage {
-                                header: Some(Self::build_message_header(&lv.header)),
-                                account_keys: lv
-                                    .account_keys
-                                    .clone()
-                                    .into_iter()
-                                    .map(|k| k.as_ref().into())
-                                    .collect(),
-                                instructions: lv
-                                    .instructions
-                                    .iter()
-                                    .map(Self::build_compiled_instruction)
+                            sanitized_message::MessagePayload::Legacy(LegacyLoadedMessage {
+                                message: Some(LegacyMessage {
+                                    header: Some(Self::build_message_header(&lv.message.header)),
+                                    account_keys: lv
+                                        .message
+                                        .account_keys
+                                        .clone()
+                                        .into_iter()
+                                        .map(|k| k.as_ref().into())
+                                        .collect(),
+                                    instructions: lv
+                                        .message
+                                        .instructions
+                                        .iter()
+                                        .map(Self::build_compiled_instruction)
+                                        .collect(),
+                                    recent_block_hash: lv.message.recent_blockhash.as_ref().into(),
+                                }),
+                                is_writable_account_cache: (0..(lv.account_keys().len() - 1))
+                                    .map(|i: usize| lv.is_writable(i))
                                     .collect(),
-                                recent_block_hash: lv.recent_blockhash.as_ref().into(),
                             })
                         }
                         solana_program::message::SanitizedMessage::V0(v0) => {
@@ -375,6 +382,9 @@ impl KafkaPlugin {
                                         .map(|x| x.as_ref().into())
                                         .collect(),
                                 }),
+                                is_writable_account_cache: (0..(v0.account_keys().len() - 1))
+                                    .map(|i: usize| v0.is_writable(i))
+                                    .collect(),
                             })
                         }
                     }),