diff --git a/circom_circuits/Blend/generate_inputs_for_poq.py b/circom_circuits/Blend/generate_inputs_for_poq.py
index bafc75e..06be2c2 100644
--- a/circom_circuits/Blend/generate_inputs_for_poq.py
+++ b/circom_circuits/Blend/generate_inputs_for_poq.py
@@ -284,7 +284,8 @@ for i in range(32):
 index    = randrange(0, Ql if core_or_leader else Qc,1)
 
 # 4) One‐time key
-K = F(randrange(0,p,1))
+K_one = F(randrange(0,p,1))
+K_two = F(randrange(0,p,1))
 
 # 5) Assemble JSON
 inp = {
@@ -293,7 +294,8 @@ inp = {
   "Ql":               str(Ql),
   "pk_root":          str(core_root),
   "aged_root":        str(aged_root),
-  "K":                str(K),
+  "K_part_one":       str(K_one),
+  "K_part_two":       str(K_two),
   "selector":         str(core_or_leader),
   "index":            str(index),
   "core_sk":          str(core_sk),
diff --git a/circom_circuits/Blend/poq.circom b/circom_circuits/Blend/poq.circom
index 0b4ee9c..19850f2 100644
--- a/circom_circuits/Blend/poq.circom
+++ b/circom_circuits/Blend/poq.circom
@@ -21,10 +21,13 @@ template ProofOfQuota(nLevelsPK, nLevelsPol, bitsQuota) {
     signal input Ql;            // leadership quota Q_L
     signal input pk_root;       // Merkle root of registered core-node public keys
     signal input aged_root;     // PoL: aged notes root
-    signal input K;  // Blend: one-time signature public key
+    signal input K_part_one;  // Blend: one-time signature public key
+    signal input K_part_two;  // Blend: one-time signature public key
 
-    signal dummy;
-    dummy <== K * K;
+    signal dummy_one;
+    dummy_one <== K_part_one * K_part_one;
+    signal dummy_two;
+    dummy_two <== K_part_two * K_part_two;
 
     signal output nullifier;    //key_nullifier
 
@@ -129,5 +132,5 @@ template ProofOfQuota(nLevelsPK, nLevelsPol, bitsQuota) {
 }
 
 // Instantiate with chosen depths: 20 for core PK tree, 25 for PoL slot tree
-component main { public [ session, Qc, Ql, pk_root, aged_root, K ] }
+component main { public [ session, Qc, Ql, pk_root, aged_root, K_part_one, K_part_two ] }
     = ProofOfQuota(20, 25, 20);
\ No newline at end of file