diff --git a/harness/requirements.txt b/harness/requirements.txt
index 40f3374..7ceff36 100644
--- a/harness/requirements.txt
+++ b/harness/requirements.txt
@@ -9,5 +9,5 @@
 claude-agent-sdk>=0.2.82,<0.3
 pydantic>=2.0,<3
 pyyaml>=6.0,<7
-rich>=13.0,<15
+rich>=15.0.0,<16
 typer>=0.12,<1