diff --git a/lib/api/requests/status.cpp b/lib/api/requests/status.cpp
index 1e2db2768..626e39051 100644
--- a/lib/api/requests/status.cpp
+++ b/lib/api/requests/status.cpp
@@ -48,7 +48,7 @@ protected:
 		char buf[4096];
 
 		ret = lws_json_dump_context(ctx, buf, sizeof(buf), 0);
-		if (ret)
+		if (ret <= 0)
 			throw Error(HTTP_STATUS_INTERNAL_SERVER_ERROR, "Failed to dump LWS context");
 
 		return json_loads(buf, 0, nullptr);