diff --git a/hdf5.spec b/hdf5.spec
index 7b3f7357455a2418359e4323c0bc7e1d9b8db0ac..38bb63b71ce6a5f99e6af4dd3044e42287d9a7f0 100644
--- a/hdf5.spec
+++ b/hdf5.spec
@@ -11,7 +11,7 @@
 
 Name: hdf5
 Version: 1.12.1
-Release: 4
+Release: 5
 Summary: A data model, library, and file format for storing and managing data
 License: GPL-2.0-or-later
 
@@ -131,7 +131,7 @@ sed -e 's|-O -finline-functions|-O3 -finline-functions|g' -i config/gnu-flags
   --with-szlib \\\
 %{nil}
 
-export CC=gcc
+export CC=$CC
 export CXX=g++
 export F9X=gfortran
 export LDFLAGS="%{__global_ldflags} -fPIC -Wl,-z,now -Wl,--as-needed"
@@ -354,6 +354,9 @@ make %{?_smp_mflags} -C build check
 %endif
 
 %changelog
+* Thu May 25 2023 lilinjie <lilinjie@uniontech.com> - 1.12.1-5
+- Fix CC compiler support
+
 * Tue Apr 11 2023 liyanan <thistleslyn@163.com> - 1.12.1-4
 - Preserve the rpath of the hdf5-openmpi and hdf5-mpich subpackages