diff --git a/relayer/relays/parachain/beefy-listener.go b/relayer/relays/parachain/beefy-listener.go
index 07d410c8f6369..990f4f807b79e 100644
--- a/relayer/relays/parachain/beefy-listener.go
+++ b/relayer/relays/parachain/beefy-listener.go
@@ -767,7 +767,7 @@ func markAccountScanDone(scanBasicChannelAccounts map[types.AccountID]bool, acco
 
 func fetchBundleProof(
 	api *gsrpc.SubstrateAPI,
-	digestItemHash types.H256,
+	commitmentHash types.H256,
 	bundleIndex int,
 	bundle BasicOutboundChannelMessageBundle,
 ) (BundleProof, error) {
@@ -775,9 +775,14 @@ func fetchBundleProof(
 	var rawProof RawMerkleProof
 	var bundleProof BundleProof
 
-	err := api.Client.Call(&proofHex, "basicOutboundChannel_getMerkleProof", digestItemHash, bundleIndex)
+	commitmentHashHex, err := types.EncodeToHexString(commitmentHash)
+	if err != nil {
+		return bundleProof, fmt.Errorf("encode commitmentHash(%v): %w", commitmentHash, err)
+	}
+
+	err = api.Client.Call(&proofHex, "basicOutboundChannel_getMerkleProof", commitmentHashHex, bundleIndex)
 	if err != nil {
-		return bundleProof, fmt.Errorf("call rpc basicOutboundChannel_getMerkleProof(%v, %v): %w", digestItemHash, bundleIndex, err)
+		return bundleProof, fmt.Errorf("call rpc basicOutboundChannel_getMerkleProof(%v, %v): %w", commitmentHash, bundleIndex, err)
 	}
 
 	err = types.DecodeFromHexString(proofHex, &rawProof)
diff --git a/test/config/launch-config.json b/test/config/launch-config.json
index 73868cc133f75..2ec65b86fa838 100644
--- a/test/config/launch-config.json
+++ b/test/config/launch-config.json
@@ -57,6 +57,7 @@
             "--rpc-methods=Unsafe",
             "--enable-offchain-indexing=true",
             "--execution=wasm",
+            "--pruning=archive",
             "--",
             "--execution=wasm"
           ]
@@ -73,6 +74,7 @@
             "--rpc-methods=Unsafe",
             "--enable-offchain-indexing=true",
             "--execution=wasm",
+            "--pruning=archive",
             "--",
             "--execution=wasm"
           ]
@@ -97,6 +99,7 @@
             "--rpc-methods=Unsafe",
             "--enable-offchain-indexing=true",
             "--execution=wasm",
+            "--pruning=archive",
             "--",
             "--execution=wasm"
           ]
@@ -114,6 +117,7 @@
             "--rpc-methods=Unsafe",
             "--enable-offchain-indexing=true",
             "--execution=wasm",
+            "--pruning=archive",
             "--",
             "--execution=wasm"
           ]