diff --git a/scripts/tests/api_compare/.env b/scripts/tests/api_compare/.env
index d2672f2d06e..429b48b4955 100644
--- a/scripts/tests/api_compare/.env
+++ b/scripts/tests/api_compare/.env
@@ -1,6 +1,6 @@
 # Note: this should be a `fat` image so that it contains the pre-downloaded filecoin proof parameters
 FOREST_IMAGE=ghcr.io/chainsafe/forest:edge-fat
-LOTUS_IMAGE=filecoin/lotus-all-in-one:v1.26.3-calibnet
+LOTUS_IMAGE=filecoin/lotus-all-in-one:v1.27.0-rc2-calibnet
 FIL_PROOFS_PARAMETER_CACHE=/var/tmp/filecoin-proof-parameters
 LOTUS_RPC_PORT=1234
 FOREST_RPC_PORT=2345