diff --git a/.github/workflows/lotus-api-bump.yml b/.github/workflows/lotus-api-bump.yml
index 7e59b3b09392..fd2b7054a73f 100644
--- a/.github/workflows/lotus-api-bump.yml
+++ b/.github/workflows/lotus-api-bump.yml
@@ -14,7 +14,6 @@ jobs:
       - uses: actions/checkout@v6
       - name: Update dependencies
         run: |
-          NETWORK=calibnet
           TAG=$(curl --silent https://api.github.com/repos/filecoin-project/lotus/releases | jq -r 'first | .tag_name')
           CURRENT_TAG=$(grep -oP 'LOTUS_IMAGE=.*:\K.*' ./scripts/tests/api_compare/.env)
           # If the latest tag reported by the API is greater than the one we are currently using, update it.
@@ -22,9 +21,10 @@ jobs:
           # largest version for calibration network compatibility.
           if [[ "$(printf '%s\n' "$TAG" "$CURRENT_TAG" | sort -V | tail -n1)" != "$CURRENT_TAG" || "$CURRENT_TAG" == "$TAG"* ]]; then
             echo "Updating Lotus version to $TAG"
-            sed -i "s/\(LOTUS_IMAGE=.*\):.*/\1:$TAG-$NETWORK/" ./scripts/tests/api_compare/.env
-            sed -i "s/\(LOTUS_IMAGE=.*\):.*/\1:$TAG-$NETWORK/" ./scripts/tests/bootstrapper/.env
-            sed -i "s/\(LOTUS_IMAGE=.*\):.*/\1:$TAG-$NETWORK/" ./scripts/tests/snapshot_parity/.env
+            sed -i "s/\(LOTUS_IMAGE=.*\):.*/\1:$TAG-calibnet/" ./scripts/tests/api_compare/.env
+            sed -i "s/\(LOTUS_IMAGE=.*\):.*/\1:$TAG-calibnet/" ./scripts/tests/bootstrapper/.env
+            sed -i "s/\(LOTUS_IMAGE=.*\):.*/\1:$TAG-calibnet/" ./scripts/tests/snapshot_parity/.env
+            sed -i "s/\(LOTUS_IMAGE=.*\):.*/\1:$TAG-2k/" ./scripts/devnet/.env
           else
             echo "Lotus version is already up to date"
           fi
diff --git a/scripts/devnet/.env b/scripts/devnet/.env
index 1ec6b23e7b18..cc0432fdf75a 100644
--- a/scripts/devnet/.env
+++ b/scripts/devnet/.env
@@ -1,4 +1,4 @@
-LOTUS_IMAGE=ghcr.io/chainsafe/lotus-devnet:2025-09-08-b9a0bb4 
+LOTUS_IMAGE=filecoin/lotus-all-in-one:v1.34.3-2k
 FOREST_DATA_DIR=/forest_data
 LOTUS_DATA_DIR=/lotus_data
 FIL_PROOFS_PARAMETER_CACHE=/var/tmp/filecoin-proof-parameters
diff --git a/scripts/devnet/docker-compose.yml b/scripts/devnet/docker-compose.yml
index 07572cab1104..1d8474e29f26 100644
--- a/scripts/devnet/docker-compose.yml
+++ b/scripts/devnet/docker-compose.yml
@@ -26,7 +26,7 @@ services:
       - LOTUS_TUKTUK_HEIGHT=${TUKTUK_HEIGHT}
       - LOTUS_TEEP_HEIGHT=${TEEP_HEIGHT}
       - LOTUS_TOCK_HEIGHT=${TOCK_HEIGHT}
-      - LOTUS_GOLDEN_WEEK_HEIGHT=${GOLDEN_WEEK_HEIGHT}
+      - LOTUS_GOLDENWEEK_HEIGHT=${GOLDEN_WEEK_HEIGHT}
     env_file:
       - lotus.env
     entrypoint: ["/bin/bash", "-c"]
@@ -51,12 +51,12 @@ services:
       lotus_init:
         condition: service_completed_successfully
     healthcheck:
-      test: >-
-        curl -s -x post -h "content-type: application/json"
-        --data '{ "jsonrpc": "2.0", "method": "filecoin.chainhead", "params": [], "id": 1 }'
-        http://lotus_node:${LOTUS_RPC_PORT}/rpc/v0 || exit 1
+      test: |
+        export FULLNODE_API_INFO="/dns/lotus/tcp/${LOTUS_RPC_PORT}/http"
+        lotus chain head || exit 1
       interval: 10s
       retries: 10
+      start_period: 60s
       timeout: 5s
     container_name: lotus
     networks:
@@ -76,7 +76,7 @@ services:
       - LOTUS_TUKTUK_HEIGHT=${TUKTUK_HEIGHT}
       - LOTUS_TEEP_HEIGHT=${TEEP_HEIGHT}
       - LOTUS_TOCK_HEIGHT=${TOCK_HEIGHT}
-      - LOTUS_GOLDEN_WEEK_HEIGHT=${GOLDEN_WEEK_HEIGHT}
+      - LOTUS_GOLDENWEEK_HEIGHT=${GOLDEN_WEEK_HEIGHT}
     ports:
       - ${LOTUS_RPC_PORT}:${LOTUS_RPC_PORT}
       - ${LOTUS_P2P_PORT}:${LOTUS_P2P_PORT}
@@ -120,7 +120,7 @@ services:
       - LOTUS_TUKTUK_HEIGHT=${TUKTUK_HEIGHT}
       - LOTUS_TEEP_HEIGHT=${TEEP_HEIGHT}
       - LOTUS_TOCK_HEIGHT=${TOCK_HEIGHT}
-      - LOTUS_GOLDEN_WEEK_HEIGHT=${GOLDEN_WEEK_HEIGHT}
+      - LOTUS_GOLDENWEEK_HEIGHT=${GOLDEN_WEEK_HEIGHT}
     ports:
       - ${MINER_RPC_PORT}:${MINER_RPC_PORT}
     env_file:
@@ -159,7 +159,7 @@ services:
       - LOTUS_TUKTUK_HEIGHT=${TUKTUK_HEIGHT}
       - LOTUS_TEEP_HEIGHT=${TEEP_HEIGHT}
       - LOTUS_TOCK_HEIGHT=${TOCK_HEIGHT}
-      - LOTUS_GOLDEN_WEEK_HEIGHT=${GOLDEN_WEEK_HEIGHT}
+      - LOTUS_GOLDENWEEK_HEIGHT=${GOLDEN_WEEK_HEIGHT}
     entrypoint: ["/bin/bash", "-c"]
     env_file:
       - lotus.env