diff --git a/opencl-clhpp.spec b/opencl-clhpp.spec
index 563b186..bd853d9 100644
--- a/opencl-clhpp.spec
+++ b/opencl-clhpp.spec
@@ -1,16 +1,19 @@
 %global date 2020.12.18
 Name:                opencl-clhpp
 Version:             2.0.12
-Release:             3
+Release:             4
 Summary:             OpenCL (Open Computing Language) bind cpp header files.
 License:             Apache-2.0
 URL:                 https://github.com/KhronosGroup/OpenCL-CLHPP
 Source0:             https://github.com/KhronosGroup/OpenCL-CLHPP/archive/refs/tags/v%{version}.tar.gz
 Source1:             https://github.com/KhronosGroup/OpenCL-Headers/archive/v%{date}.tar.gz
+
 BuildArch:           noarch
 
-BuildRequires:       gcc-c++ cmake >= 3.14.0
+BuildRequires:       gcc-c++ cmake >= 3.14.0 ocl-icd
+
 Provides:            bundled(grpc)
+
 %description
 %{summary}.
 
@@ -19,13 +22,16 @@ Provides:            bundled(grpc)
 tar -zxf %SOURCE1 -C %{_builddir}/OpenCL-CLHPP-%{version}
 
 %build
+ln -s /usr/lib64/libOpenCL.so.1 %{_builddir}/OpenCL-CLHPP-%{version}/libOpenCL.so
+
 rm -rf build
 mkdir build
 cd build
-cmake .. -DOPENCL_INCLUDE_DIR=%{_builddir}/OpenCL-CLHPP-%{version}/OpenCL-Headers-%{date} \
-         -DBUILD_TESTS=OFF \
-         -DBUILD_DOCS=OFF \
-         -DBUILD_EXAMPLES=OFF 
+cmake .. -DOPENCL_INCLUDE_DIR=%{_builddir}/OpenCL-CLHPP-%{version}/OpenCL-Headers-%{date}  \
+         -DOPENCL_LIB_DIR=%{_builddir}/OpenCL-CLHPP-%{version}/                            \
+         -DBUILD_TESTS=OFF                                                                 \
+         -DBUILD_DOCS=ON                                                                   \
+         -DBUILD_EXAMPLES=ON 
 
 %install
 cd build
@@ -36,6 +42,9 @@ make install DESTDIR=%{buildroot}
 /usr/local/include/CL/cl2.hpp
 
 %changelog
+* Tue Nov 12 2021 yinchangpan <yinchangpan2@huawei.com> - v2.12.0-4
+- Add Access Control
+
 * Tue Nov 12 2021 yinchangpan <yinchangpan2@huawei.com> - v2.12.0-3
 - Add OpenCL-headers files for opencl-clhpp build