diff --git a/bindings/nodejs/lib/types/models/info/node-info-protocol.ts b/bindings/nodejs/lib/types/models/info/node-info-protocol.ts
index 30a21dffa0..2eb172a15b 100644
--- a/bindings/nodejs/lib/types/models/info/node-info-protocol.ts
+++ b/bindings/nodejs/lib/types/models/info/node-info-protocol.ts
@@ -57,6 +57,10 @@ export interface ProtocolParameters {
      * The number of slots in an epoch expressed as an exponent of 2.
      */
     slotsPerEpochExponent: number;
+    /**
+     * The number of bits used to represent Mana expressed as an exponent of 2.
+     */
+    manaBitsExponent: number;
     /**
      * The amount of potential Mana generated by 1 IOTA in 1 slot.
      */
diff --git a/sdk/src/types/block/protocol.rs b/sdk/src/types/block/protocol.rs
index df6813fc45..9fcca85cd1 100644
--- a/sdk/src/types/block/protocol.rs
+++ b/sdk/src/types/block/protocol.rs
@@ -50,6 +50,8 @@ pub struct ProtocolParameters {
     pub(crate) slot_duration_in_seconds: u8,
     /// The number of slots in an epoch expressed as an exponent of 2.
     pub(crate) slots_per_epoch_exponent: u8,
+    /// The number of bits used to represent Mana expressed as an exponent of 2.
+    pub(crate) mana_bits_exponent: u8,
     /// The amount of potential Mana generated by 1 IOTA in 1 slot.
     pub(crate) mana_generation_rate: u8,
     /// The scaling of `mana_generation_rate` expressed as an exponent of 2.
@@ -104,6 +106,7 @@ impl Default for ProtocolParameters {
             slot_duration_in_seconds: 10,
             epoch_nearing_threshold: 20.into(),
             slots_per_epoch_exponent: Default::default(),
+            mana_bits_exponent: Default::default(),
             mana_generation_rate: Default::default(),
             mana_generation_rate_exponent: Default::default(),
             mana_decay_factors: Default::default(),
diff --git a/sdk/tests/types/block_id.rs b/sdk/tests/types/block_id.rs
index a102b5b1d3..5a87c1770b 100644
--- a/sdk/tests/types/block_id.rs
+++ b/sdk/tests/types/block_id.rs
@@ -102,11 +102,11 @@ fn compute() {
     // TODO: Independently verify this value
     assert_eq!(
         block_id.to_string(),
-        "0xf0bd00c717f4a11d3a6381c4c06954b873c7bf1052a0b10465d04ba2de38bd420b00000000000000"
+        "0x8840fd83fcbc58dfcc6b6e63d3cf8f42694197b77ad7e244c3327af3b6cdd9780b00000000000000"
     );
     assert_eq!(
         block_id.hash().to_string(),
-        "0xf0bd00c717f4a11d3a6381c4c06954b873c7bf1052a0b10465d04ba2de38bd42"
+        "0x8840fd83fcbc58dfcc6b6e63d3cf8f42694197b77ad7e244c3327af3b6cdd978"
     );
     assert_eq!(block_id.slot_index(), slot_index);
 }