diff --git a/tests/e2e/claude_code/run_compat.sh b/tests/e2e/claude_code/run_compat.sh
index 0b30fb51f1c..b881cf1d31e 100755
--- a/tests/e2e/claude_code/run_compat.sh
+++ b/tests/e2e/claude_code/run_compat.sh
@@ -27,7 +27,7 @@
 #   LITELLM_COMPAT_RATE_BURST            override per-bucket burst
 #
 # Optional env (GPT-5.6 columns):
-#   COMPAT_GPT_CELLS=1                    opt the GPT-5.6 (Sol/Terra/Luna)
+#   COMPAT_MANTLE_CELLS=1                 opt the Bedrock Mantle GPT-5.6
 #                                         cells in; without it they skip
 #                                         and publish as not_tested
 #