diff --git a/machine-learning/app/models/base.py b/machine-learning/app/models/base.py
index c67a19abbe89c7..e15500cd6f7bee 100644
--- a/machine-learning/app/models/base.py
+++ b/machine-learning/app/models/base.py
@@ -182,7 +182,7 @@ def provider_options_default(self) -> list[dict[str, Any]]:
                 case "CPUExecutionProvider" | "CUDAExecutionProvider":
                     option = {"arena_extend_strategy": "kSameAsRequested"}
                 case "OpenVINOExecutionProvider":
-                    option = {"disable_dynamic_shapes": True}
+                    option = {"disable_dynamic_shapes": "True"}
                     try:
                         device_ids: list[str] = ort.capi._pybind_state.get_available_openvino_device_ids()
                         log.debug(f"Available OpenVINO devices: {device_ids}")
diff --git a/machine-learning/app/test_main.py b/machine-learning/app/test_main.py
index 1e6a097b8480ce..f7a6afce9255e3 100644
--- a/machine-learning/app/test_main.py
+++ b/machine-learning/app/test_main.py
@@ -68,7 +68,7 @@ def test_sets_default_provider_options(self) -> None:
         encoder = OpenCLIPEncoder("ViT-B-32__openai", providers=["OpenVINOExecutionProvider", "CPUExecutionProvider"])
 
         assert encoder.provider_options == [
-            {"disable_dynamic_shapes": True},
+            {"disable_dynamic_shapes": "True"},
             {"arena_extend_strategy": "kSameAsRequested"},
         ]