diff --git a/.env.sample.l3 b/.env.sample.l3
index c5d2265..da4e9c0 100644
--- a/.env.sample.l3
+++ b/.env.sample.l3
@@ -31,6 +31,7 @@ L2_ENDPOINT_WS=
 # If you want to be a prover who generates and submits zero knowledge proofs of proposed L3 blocks, you need to change
 # `ENABLE_PROVER` to true and set `L2_PROVER_PRIVATE_KEY`.
 ENABLE_PROVER=false
+PROVE_UNASSIGNED_BLOCKS=true
 # A L1 account (with balance) private key which will send the TaikoL1.proveBlock transactions.
 L2_PROVER_PRIVATE_KEY=
 
diff --git a/script/l3/start-prover-relayer.sh b/script/l3/start-prover-relayer.sh
index c7a582d..1db1183 100755
--- a/script/l3/start-prover-relayer.sh
+++ b/script/l3/start-prover-relayer.sh
@@ -10,7 +10,8 @@ if [ "$ENABLE_PROVER" == "true" ]; then
 
     WAIT_HOSTS=zkevm-chain-prover-rpcd:${PORT_ZKEVM_CHAIN_PROVER_RPCD} WAIT_TIMEOUT=180 ./wait
 
-    taiko-client prover \
+    if [ "$ENABLE_PROVER" == "true" ]; then
+        taiko-client prover \
         --l1.ws ${L2_ENDPOINT_WS} \
         --l2.ws ws://l3_execution_engine:8546 \
         --l1.http ${L2_ENDPOINT_HTTP} \
@@ -23,6 +24,21 @@ if [ "$ENABLE_PROVER" == "true" ]; then
         --l1.proverPrivKey ${L2_PROVER_PRIVATE_KEY} \
         --maxConcurrentProvingJobs 1 \
         --prover.proveUnassignedBlocks
+    else
+        taiko-client prover \
+        --l1.ws ${L2_ENDPOINT_WS} \
+        --l2.ws ws://l3_execution_engine:8546 \
+        --l1.http ${L2_ENDPOINT_HTTP} \
+        --l2.http http://l3_execution_engine:8545 \
+        --taikoL1 ${TAIKO_L1_ADDRESS} \
+        --taikoL2 ${TAIKO_L2_ADDRESS} \
+        --taikoProverPoolL1 ${PROVER_POOL_ADDRESS} \
+        --zkevmRpcdEndpoint http://zkevm-chain-prover-rpcd:${PORT_ZKEVM_CHAIN_PROVER_RPCD} \
+        --zkevmRpcdParamsPath /data \
+        --l1.proverPrivKey ${L2_PROVER_PRIVATE_KEY} \
+        --maxConcurrentProvingJobs 1 \
+        --prover.proveUnassignedBlocks=false
+    fi
 else
     sleep infinity
 fi