diff --git a/verifiers/v1/harnesses/rlm/harness.py b/verifiers/v1/harnesses/rlm/harness.py
index a9fdf6e813..accee22a26 100644
--- a/verifiers/v1/harnesses/rlm/harness.py
+++ b/verifiers/v1/harnesses/rlm/harness.py
@@ -70,7 +70,7 @@ class CompactionConfig(BaseConfig):
 class RLMHarnessConfig(HarnessConfig):
     dialect: Literal["chat_completions"] = "chat_completions"
     version: str = Field(
-        default="15513ae8ea3ad007a3d940b30252cb14de5e2caf", min_length=1
+        default="48da1d9c43bdcf2ef20b7cff9e4c6df800810b30", min_length=1
     )
     """Git ref (branch, tag, or commit) of nano-rlm to install. Must know every
     field this harness puts on the wire, i.e. be at least the default ref."""