diff --git a/site/app.py b/site/app.py
index 202b9a8..4549149 100644
--- a/site/app.py
+++ b/site/app.py
@@ -6,7 +6,7 @@ from routes.main import bp as main_bp
 from routes.api import bp as api_bp
 from routes.api_test import bp as api_test_bp
 
-VERSION = "1.0.25"
+VERSION = "1.0.26"
 
 app = Flask(__name__, template_folder="templates", static_folder="static")
 app.config["NUBES_API_ENDPOINT"] = os.getenv("NUBES_API_ENDPOINT", "https://lk-api-gateway-dev.ngcloud.ru/api/v1/svc")
diff --git a/site/routes/api_test.py b/site/routes/api_test.py
index 94ef61c..2e499b4 100644
--- a/site/routes/api_test.py
+++ b/site/routes/api_test.py
@@ -101,10 +101,10 @@ def api_test():
                 op_resp = client.post("/instanceOperations", op_payload)
                 op_uid = _find_uid(op_resp) or _uid_from_location(op_resp.get("_location", ""))
                 if op_uid:
-                    # задать cfsParams
                     for pid, pval in params.items():
-                        client.post(f"/instanceOperations/{op_uid}/params",
-                            {"instanceOperationUid": op_uid, "svcOperationCfsParamId": int(pid), "paramValue": str(pval)})
+                        if pval.strip():  # не слать пустые — API сбросит дефолты
+                            client.post(f"/instanceOperations/{op_uid}/params",
+                                {"instanceOperationUid": op_uid, "svcOperationCfsParamId": int(pid), "paramValue": str(pval)})
                     client.post(f"/instanceOperations/{op_uid}/validate")
                     client.post(f"/instanceOperations/{op_uid}/run")