diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 389b964..cd644c0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -24,6 +24,12 @@ jobs:
       - name: Library and model tests
         run: timeout 10m cargo test --locked --lib
 
+      # The binary's own tests were never built here, so a test in src/main.rs
+      # could stop COMPILING and this workflow stayed green. One had: the
+      # `sync ls --json` schema test missed the `sweep` field added in #61.
+      - name: Binary tests
+        run: timeout 5m cargo test --locked --bins
+
       - name: Deterministic fake two-machine folder sync
         run: >-
           timeout 5m cargo test --locked --lib
diff --git a/src/main.rs b/src/main.rs
index 6eca718..cb0001f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1147,6 +1147,7 @@ mod sync_ls_tests {
             full_scans: 17,
             inbound_noop_transactions: 11,
             inbound_guarded_transactions: 3,
+            sweep: "disabled".to_string(),
         }
     }
 
@@ -1170,7 +1171,8 @@ mod sync_ls_tests {
                 "mismatched": 0,
                 "full_scans": 17,
                 "inbound_noop_transactions": 11,
-                "inbound_guarded_transactions": 3
+                "inbound_guarded_transactions": 3,
+                "sweep": "disabled"
             })
         );
     }