diff --git a/packages/core/src/policy/policies/read-only.toml b/packages/core/src/policy/policies/read-only.toml
index a1a8ee17769..f234f1d47fa 100644
--- a/packages/core/src/policy/policies/read-only.toml
+++ b/packages/core/src/policy/policies/read-only.toml
@@ -56,6 +56,6 @@ decision = "allow"
 priority = 50
 
 [[rule]]
-toolName = "codebase_investigator"
+toolName = "SubagentInvocation"
 decision = "allow"
 priority = 50