diff --git a/tests/scripts/ci.py b/tests/scripts/ci.py
index 1c9981bcb2c0..1add6bcde3eb 100755
--- a/tests/scripts/ci.py
+++ b/tests/scripts/ci.py
@@ -593,7 +593,7 @@ def add_subparser(
                 "run unit tests",
                 [
                     "./tests/scripts/task_java_unittest.sh",
-                    "./tests/scripts/task_opencl_cpp_unittest.sh",
+                    "./tests/scripts/task_opencl_cpp_unittest.sh {build_dir}",
                     "./tests/scripts/task_python_unittest_gpuonly.sh",
                     "./tests/scripts/task_python_integration_gpuonly.sh",
                 ],