diff --git a/packages/fork-choice/src/protoArray/protoArray.ts b/packages/fork-choice/src/protoArray/protoArray.ts
index 9619d743ed28..772794915f44 100644
--- a/packages/fork-choice/src/protoArray/protoArray.ts
+++ b/packages/fork-choice/src/protoArray/protoArray.ts
@@ -91,14 +91,14 @@ export class ProtoArray {
    *
    * Bit i = PTC member i voted payloadPresent=true (timeliness YES vote)
    */
-  private ptcVotes = new Map<RootHex, BitArray>();
+  private payloadTimelinessVotes = new Map<RootHex, BitArray>();
   /**
    * Blob data availability votes per block.
    * Spec: gloas/fork-choice.md#modified-store (payload_data_availability_vote)
    *
    * Bit i = PTC member i voted blobDataAvailable=true (DA YES vote)
    */
-  private daVotes = new Map<RootHex, BitArray>();
+  private payloadDataAvailabilityVotes = new Map<RootHex, BitArray>();
   /**
    * Tracks which PTC members have attested at all (any payload_status).
    * Without this, we cannot tell "didn't vote" (None) from "voted false" —
@@ -552,9 +552,9 @@ export class ProtoArray {
 
       // Initialize PTC vote bitvectors for this block.
       // Spec: gloas/fork-choice.md#modified-on_block
-      this.ptcVotes.set(block.blockRoot, BitArray.fromBitLen(PTC_SIZE));
+      this.payloadTimelinessVotes.set(block.blockRoot, BitArray.fromBitLen(PTC_SIZE));
       this.ptcAttested.set(block.blockRoot, BitArray.fromBitLen(PTC_SIZE));
-      this.daVotes.set(block.blockRoot, BitArray.fromBitLen(PTC_SIZE));
+      this.payloadDataAvailabilityVotes.set(block.blockRoot, BitArray.fromBitLen(PTC_SIZE));
     } else {
       // Pre-Gloas: Only create FULL node (payload embedded in block)
       const node: ProtoNode = {
@@ -682,9 +682,9 @@ export class ProtoArray {
     payloadPresent: boolean,
     blobDataAvailable: boolean
   ): void {
-    const votes = this.ptcVotes.get(blockRoot);
+    const votes = this.payloadTimelinessVotes.get(blockRoot);
     const attended = this.ptcAttested.get(blockRoot);
-    const daVotes = this.daVotes.get(blockRoot);
+    const daVotes = this.payloadDataAvailabilityVotes.get(blockRoot);
     if (votes === undefined || attended === undefined || daVotes === undefined) {
       // Block not found or not a Gloas block, ignore
       return;
@@ -701,7 +701,7 @@ export class ProtoArray {
   }
 
   getPTCVotes(blockRootHex: RootHex): BitArray | null {
-    const votes = this.ptcVotes.get(blockRootHex);
+    const votes = this.payloadTimelinessVotes.get(blockRootHex);
     if (votes === undefined) {
       // Block not found or not a Gloas block
       return null;
@@ -714,7 +714,7 @@ export class ProtoArray {
    * Spec: payload_timeliness(store, root, timely=True)
    */
   isPayloadTimely(blockRoot: RootHex): boolean {
-    const votes = this.ptcVotes.get(blockRoot);
+    const votes = this.payloadTimelinessVotes.get(blockRoot);
     if (votes === undefined) return false;
     if (!this.hasPayload(blockRoot)) return false;
     return bitCount(votes.uint8Array) > PAYLOAD_TIMELY_THRESHOLD;
@@ -724,7 +724,7 @@ export class ProtoArray {
    * Spec: payload_timeliness(store, root, timely=False)
    */
   isPayloadNotTimely(blockRoot: RootHex): boolean {
-    const votes = this.ptcVotes.get(blockRoot);
+    const votes = this.payloadTimelinessVotes.get(blockRoot);
     const attended = this.ptcAttested.get(blockRoot);
     if (votes === undefined || attended === undefined) return false;
     // Spec: not verified locally → returns `not False = True`
@@ -736,7 +736,7 @@ export class ProtoArray {
    * Spec: payload_data_availability(store, root, available=True)
    */
   isPayloadDataAvailable(blockRoot: RootHex): boolean {
-    const daVotes = this.daVotes.get(blockRoot);
+    const daVotes = this.payloadDataAvailabilityVotes.get(blockRoot);
     if (daVotes === undefined) return false;
     if (!this.hasPayload(blockRoot)) return false;
     return bitCount(daVotes.uint8Array) > DATA_AVAILABILITY_TIMELY_THRESHOLD;
@@ -746,7 +746,7 @@ export class ProtoArray {
    * Spec: payload_data_availability(store, root, available=False)
    */
   isPayloadDataNotAvailable(blockRoot: RootHex): boolean {
-    const daVotes = this.daVotes.get(blockRoot);
+    const daVotes = this.payloadDataAvailabilityVotes.get(blockRoot);
     const attended = this.ptcAttested.get(blockRoot);
     if (daVotes === undefined || attended === undefined) return false;
     // Spec: not verified locally → returns `not False = True`
@@ -1205,9 +1205,9 @@ export class ProtoArray {
       this.indices.delete(root);
       // Prune PTC votes for this block to prevent memory leak
       // Spec: gloas/fork-choice.md (implicit - finalized blocks don't need PTC votes)
-      this.ptcVotes.delete(root);
+      this.payloadTimelinessVotes.delete(root);
       this.ptcAttested.delete(root);
-      this.daVotes.delete(root);
+      this.payloadDataAvailabilityVotes.delete(root);
     }
 
     // Store nodes prior to finalization
diff --git a/packages/fork-choice/test/unit/protoArray/gloas.test.ts b/packages/fork-choice/test/unit/protoArray/gloas.test.ts
index 06f7fb5a225a..282fd4f54fab 100644
--- a/packages/fork-choice/test/unit/protoArray/gloas.test.ts
+++ b/packages/fork-choice/test/unit/protoArray/gloas.test.ts
@@ -720,7 +720,7 @@ describe("Gloas Fork Choice", () => {
     it("DA NO votes do not pollute timeliness NO count (cross-dimension isolation)", () => {
       // Every PTC member votes (payloadPresent=true, blobDataAvailable=false).
       // Timeliness YES → no timeliness NO votes. DA NO → DA NO threshold tripped.
-      // isPayloadNotTimely must read only ptcVotes, not daVotes.
+      // isPayloadNotTimely must read only payloadTimelinessVotes, not payloadDataAvailabilityVotes.
       makeFullBlock();
       const indices = Array.from({length: PTC_SIZE}, (_, i) => i);
       protoArray.notifyPtcMessages("0x02", indices, true, false);
@@ -893,7 +893,7 @@ describe("Gloas Fork Choice", () => {
     it("timeliness NO votes do not pollute DA NO count (cross-dimension isolation)", () => {
       // Every PTC member votes (payloadPresent=false, blobDataAvailable=true).
       // Timeliness NO → timeliness NO threshold tripped. DA YES → no DA NO votes.
-      // isPayloadDataNotAvailable must read only daVotes, not ptcVotes.
+      // isPayloadDataNotAvailable must read only payloadDataAvailabilityVotes, not payloadTimelinessVotes.
       makeFullBlock();
       const indices = Array.from({length: PTC_SIZE}, (_, i) => i);
       protoArray.notifyPtcMessages("0x02", indices, false, true);