diff --git a/crates/core/app/src/app/mod.rs b/crates/core/app/src/app/mod.rs
index 535bc3adad..8a51a8349d 100644
--- a/crates/core/app/src/app/mod.rs
+++ b/crates/core/app/src/app/mod.rs
@@ -54,8 +54,8 @@ type InterBlockState = Arc<StateDelta<Snapshot>>;
 /// The maximum size of a CometBFT block payload (1MB)
 const MAX_BLOCK_TXS_PAYLOAD_BYTES: usize = 1024 * 1024;
 
-/// The maximum size of a single individual transaction (30KB).
-const MAX_TRANSACTION_SIZE_BYTES: usize = 30 * 1024;
+/// The maximum size of a single individual transaction (96KB).
+const MAX_TRANSACTION_SIZE_BYTES: usize = 96 * 1024;
 
 /// The maximum size of the evidence portion of a block (30KB).
 const MAX_EVIDENCE_SIZE_BYTES: usize = 30 * 1024;
diff --git a/testnets/cometbft_config_template.toml b/testnets/cometbft_config_template.toml
index 5c14fc7946..65f556a350 100644
--- a/testnets/cometbft_config_template.toml
+++ b/testnets/cometbft_config_template.toml
@@ -316,7 +316,7 @@ keep-invalid-txs-in-cache = false
 
 # Maximum size of a single transaction.
 # NOTE: the max size of a tx transmitted over the network is {max_tx_bytes}.
-max_tx_bytes = 30720
+max_tx_bytes = 98304
 
 # Maximum size of a batch of transactions to send to a peer
 # Including space needed by encoding (one varint per transaction).