diff --git a/tools/ci_build/github/azure-pipelines/templates/py-win-arm64ec-qnn.yml b/tools/ci_build/github/azure-pipelines/templates/py-win-arm64ec-qnn.yml
index 6df46bfc8e1b0..1a00d67bdbb2a 100644
--- a/tools/ci_build/github/azure-pipelines/templates/py-win-arm64ec-qnn.yml
+++ b/tools/ci_build/github/azure-pipelines/templates/py-win-arm64ec-qnn.yml
@@ -91,7 +91,7 @@ jobs:
         --use_qnn
         --qnn_home $(QnnSDKRootDir)
         --enable_pybind
-        --parallel --update --arm64ec
+        --parallel --use_vcpkg --use_vcpkg_ms_internal_asset_cache --update --arm64ec
         $(TelemetryOption) ${{ parameters.BUILD_PY_PARAMETERS }}
       workingDirectory: '$(Build.BinariesDirectory)'
 
diff --git a/tools/ci_build/github/azure-pipelines/templates/qnn-ep-win.yml b/tools/ci_build/github/azure-pipelines/templates/qnn-ep-win.yml
index e4888ffd62df3..6bfc00b5b46eb 100644
--- a/tools/ci_build/github/azure-pipelines/templates/qnn-ep-win.yml
+++ b/tools/ci_build/github/azure-pipelines/templates/qnn-ep-win.yml
@@ -20,7 +20,7 @@ stages:
       name: ${{ parameters.qnn_ep_build_pool_name }}
     variables:
       OrtPackageId: ${{ parameters.OrtNugetPackageId }}
-      commonBuildArgs: '--compile_no_warning_as_error --skip_submodule_sync --build_shared_lib --cmake_generator "Visual Studio 17 2022" --config ${{ parameters.build_config }} --parallel --use_binskim_compliant_compile_flags '
+      commonBuildArgs: '--compile_no_warning_as_error --skip_submodule_sync --build_shared_lib --cmake_generator "Visual Studio 17 2022" --config ${{ parameters.build_config }} --parallel --use_vcpkg --use_vcpkg_ms_internal_asset_cache --use_binskim_compliant_compile_flags '
 
     steps:
     - template: set-version-number-variables-step.yml