diff --git a/crates/sui-protocol-config/src/lib.rs b/crates/sui-protocol-config/src/lib.rs
index 7d2ab3ae2a497..3ed7290763429 100644
--- a/crates/sui-protocol-config/src/lib.rs
+++ b/crates/sui-protocol-config/src/lib.rs
@@ -131,6 +131,7 @@ const MAX_PROTOCOL_VERSION: u64 = 47;
 //             Enable resharing at the same initial shared version.
 // Version 47: Use tonic networking for Mysticeti.
 //             Resolve Move abort locations to the package id instead of the runtime module ID.
+//             Enable random beacon in testnet.
 
 #[derive(Copy, Clone, Debug, Hash, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
 pub struct ProtocolVersion(u64);
@@ -2219,6 +2220,14 @@ impl ProtocolConfig {
 
                     // Enable resolving abort code IDs to package ID instead of runtime module ID
                     cfg.feature_flags.resolve_abort_locations_to_package_id = true;
+
+                    // Enable random beacon on testnet.
+                    if chain != Chain::Mainnet {
+                        cfg.feature_flags.random_beacon = true;
+                        cfg.random_beacon_reduction_lower_bound = Some(1600);
+                        cfg.random_beacon_dkg_timeout_round = Some(3000);
+                        cfg.random_beacon_min_round_interval_ms = Some(200);
+                    }
                 }
                 // Use this template when making changes:
                 //
diff --git a/crates/sui-protocol-config/src/snapshots/sui_protocol_config__test__Testnet_version_47.snap b/crates/sui-protocol-config/src/snapshots/sui_protocol_config__test__Testnet_version_47.snap
index f20e78a2f2e09..372ed8010cc10 100644
--- a/crates/sui-protocol-config/src/snapshots/sui_protocol_config__test__Testnet_version_47.snap
+++ b/crates/sui-protocol-config/src/snapshots/sui_protocol_config__test__Testnet_version_47.snap
@@ -32,6 +32,7 @@ feature_flags:
   simple_conservation_checks: true
   loaded_child_object_format_type: true
   receive_objects: true
+  random_beacon: true
   bridge: true
   enable_effects_v2: true
   narwhal_certificate_v2: true
@@ -268,6 +269,9 @@ consensus_bad_nodes_stake_threshold: 20
 max_jwk_votes_per_validator_per_epoch: 240
 max_age_of_jwk_in_epochs: 1
 random_beacon_reduction_allowed_delta: 800
+random_beacon_reduction_lower_bound: 1600
+random_beacon_dkg_timeout_round: 3000
+random_beacon_min_round_interval_ms: 200
 consensus_max_transaction_size_bytes: 262144
 consensus_max_transactions_in_block_bytes: 6291456
 
diff --git a/crates/sui-protocol-config/src/snapshots/sui_protocol_config__test__version_47.snap b/crates/sui-protocol-config/src/snapshots/sui_protocol_config__test__version_47.snap
index fb5d7a5f9f56e..8356eeb1f322b 100644
--- a/crates/sui-protocol-config/src/snapshots/sui_protocol_config__test__version_47.snap
+++ b/crates/sui-protocol-config/src/snapshots/sui_protocol_config__test__version_47.snap
@@ -275,7 +275,7 @@ max_age_of_jwk_in_epochs: 1
 random_beacon_reduction_allowed_delta: 800
 random_beacon_reduction_lower_bound: 1600
 random_beacon_dkg_timeout_round: 3000
-random_beacon_min_round_interval_ms: 150
+random_beacon_min_round_interval_ms: 200
 consensus_max_transaction_size_bytes: 262144
 consensus_max_transactions_in_block_bytes: 6291456