diff --git a/src/api/server.rs b/src/api/server.rs
index 8257924..ab27640 100644
--- a/src/api/server.rs
+++ b/src/api/server.rs
@@ -591,7 +591,7 @@ async fn health_detailed(State(state): State<AppState>) -> Json<DetailedHealthRe
             embedding_server: check_http("http://127.0.0.1:11436/health").await,
             gdino_api: check_http("http://127.0.0.1:8080/health").await,
             llm: check_http("http://127.0.0.1:8082/health").await,
-            rsync: check_binary("rsync").await,
+            rsync: check_rsync().await,
         },
     })
 }
@@ -726,6 +726,28 @@ async fn check_mongodb(cache: &MongoCache) -> ServiceStatus {
     }
 }
 
+async fn check_rsync() -> ServiceStatus {
+    let start = Instant::now();
+    let paths = [
+        std::path::Path::new("/Users/accusys/bin/rsync"),
+        std::path::Path::new("/opt/homebrew/bin/rsync"),
+    ];
+    for p in &paths {
+        if p.exists() {
+            return ServiceStatus {
+                status: "ok".to_string(),
+                latency_ms: Some(start.elapsed().as_millis() as u64),
+                error: None,
+            };
+        }
+    }
+    ServiceStatus {
+        status: "error".to_string(),
+        latency_ms: Some(start.elapsed().as_millis() as u64),
+        error: Some("rsync not found (built from source expected at ~/bin/rsync)".to_string()),
+    }
+}
+
 async fn check_binary(name: &str) -> ServiceStatus {
     let start = Instant::now();
     match std::process::Command::new("which").arg(name).output() {