diff --git a/apps/extension/.env b/apps/extension/.env
index b72914eb8c..6d0f4d731e 100644
--- a/apps/extension/.env
+++ b/apps/extension/.env
@@ -1,6 +1,6 @@
 
 PRAX=lkpmkhpnhknhmibgnmmhdhgdilepfghe
-IDB_VERSION=33
+IDB_VERSION=34
 USDC_ASSET_ID="reum7wQmk/owgvGMWMZn/6RFPV24zIKq3W6In/WwZgg="
 MINIFRONT_URL=https://app.testnet.penumbra.zone/
 PENUMBRA_NODE_PD_URL=https://grpc.testnet.penumbra.zone/
diff --git a/packages/query/src/block-processor.ts b/packages/query/src/block-processor.ts
index 9cec3319d2..b4430f6027 100644
--- a/packages/query/src/block-processor.ts
+++ b/packages/query/src/block-processor.ts
@@ -423,11 +423,10 @@ export class BlockProcessor implements BlockProcessorInterface {
     endHeightOfPreviousEpoch: bigint,
     latestKnownBlockHeight: bigint,
   ): Promise<void> {
-    const { sctParams } = await this.querier.app.appParams();
     const nextEpochStartHeight = endHeightOfPreviousEpoch + 1n;
-
     await this.indexedDb.addEpoch(nextEpochStartHeight);
 
+    const { sctParams } = (await this.indexedDb.getAppParams()) ?? {};
     const nextEpochIsLatestKnownEpoch =
       sctParams && latestKnownBlockHeight - nextEpochStartHeight < sctParams.epochDuration;
 
diff --git a/packages/storage/src/indexed-db/index.ts b/packages/storage/src/indexed-db/index.ts
index 30b8a8d374..d769fcea1c 100644
--- a/packages/storage/src/indexed-db/index.ts
+++ b/packages/storage/src/indexed-db/index.ts
@@ -477,6 +477,9 @@ export class IndexedDb implements IndexedDbInterface {
     const previousEpoch = cursor?.value ? Epoch.fromJson(cursor.value) : undefined;
     const index = previousEpoch?.index !== undefined ? previousEpoch.index + 1n : 0n;
 
+    // avoid saving the same epoch twice
+    if (previousEpoch?.startHeight === startHeight) return;
+
     const newEpoch = {
       startHeight: startHeight.toString(),
       index: index.toString(),
diff --git a/packages/storage/src/indexed-db/indexed-db.test.ts b/packages/storage/src/indexed-db/indexed-db.test.ts
index 299b23428e..194550bec6 100644
--- a/packages/storage/src/indexed-db/indexed-db.test.ts
+++ b/packages/storage/src/indexed-db/indexed-db.test.ts
@@ -545,6 +545,13 @@ describe('IndexedDb', () => {
         expect(result2?.index).toBe(2n);
         expect(result3?.index).toBe(3n);
       });
+
+      it('should not save the epoch with the same startHeight twice', async () => {
+        await db.addEpoch(epoch3.startHeight);
+
+        const result = await db.getEpochByHeight(350n);
+        expect(result?.index).toBe(3n);
+      });
     });
 
     describe('getEpochByHeight', () => {