diff --git a/test/recipients.bats b/test/recipients.bats
index 6c73759..433d46a 100644
--- a/test/recipients.bats
+++ b/test/recipients.bats
@@ -134,6 +134,9 @@ make_second_identity() {
   init_with_remote
   create_project_dir myproj
   run "$SECRETS_BIN" push
+  # Simulate a legacy store (no recipients.txt) so recipients add triggers the
+  # bootstrap branch (if [ ! -e "$RECIPIENTS_FILE" ]) rather than the append path.
+  rm -f "$SECRETS_DIR/recipients.txt"
   make_second_identity
   run "$SECRETS_BIN" recipients add "$BOB_PUB" --name bob
   [ "$status" -eq 0 ]
@@ -255,3 +258,12 @@ make_second_identity() {
   [[ "$output" == *"recipients: 2"* ]] || false
   [[ "$output" == *"bob"* ]] || false
 }
+
+@test "which reports single-key for a legacy store" {
+  init_with_remote
+  rm -f "$SECRETS_DIR/recipients.txt"
+  create_project_dir myproj
+  run "$SECRETS_BIN" which
+  [ "$status" -eq 0 ]
+  [[ "$output" == *"recipients: single-key"* ]] || false
+}