diff --git a/.agents/skills/lib.sh b/.agents/skills/lib.sh
index 12146cb..7de6f9b 100644
--- a/.agents/skills/lib.sh
+++ b/.agents/skills/lib.sh
@@ -1259,8 +1259,7 @@ isolation_env_prefix() {
   local agent="$1" root="$2"
   case "$agent" in
     claude)     printf 'CLAUDE_CONFIG_DIR=%q ' "$root" ;;
-    agy)        printf 'HOME=%q https_proxy=http://127.0.0.1:9999 no_proxy=googleapis.com ' "$root" ;;
-    hermes)     printf 'HOME=%q ' "$root" ;;
+    agy|hermes) printf 'HOME=%q ' "$root" ;;
     *) : ;;
   esac
 }
diff --git a/tests/test_tier1_unit.py b/tests/test_tier1_unit.py
index 40ecf47..a06e908 100644
--- a/tests/test_tier1_unit.py
+++ b/tests/test_tier1_unit.py
@@ -69,7 +69,7 @@ def test_create_isolation_env_prefix(mam_sandbox):
 
     res2 = run_lib_func(mam_sandbox, "isolation_env_prefix", "agy", "/tmp/iso")
     assert res2.returncode == 0
-    assert res2.stdout == "HOME=/tmp/iso https_proxy=http://127.0.0.1:9999 no_proxy=googleapis.com "
+    assert res2.stdout == "HOME=/tmp/iso "
 
     res3 = run_lib_func(mam_sandbox, "isolation_env_prefix", "cline", "/tmp/iso")
     assert res3.returncode == 0