diff --git a/netcdf.spec b/netcdf.spec
index a89776c348cac7f770afadd5f78e394b93f8473e..6481416df0070c42ff85f5cdbda9d2378ed8f5c9 100644
--- a/netcdf.spec
+++ b/netcdf.spec
@@ -1,9 +1,9 @@
 Name:           netcdf
 Version:        4.7.3
-Release:        2
+Release:        3
 Summary:        Libraries for the Unidata network Common Data Form
 
-License:        NetCDF
+License:        BSD-3-Clause
 URL:            https://github.com/Unidata/netcdf-c
 Source0:        https://github.com/Unidata/netcdf-c/archive/v%{version}/%{name}-%{version}.tar.gz
 Patch0000:      CVE-2021-31348.patch
@@ -292,6 +292,9 @@ make %{?_smp_mflags} -C build check
 %endif
 
 %changelog
+* Fri Aug 12 2022 zhangjun <zhangjun@kylinos.cn> - 4.7.3-3
+- Upgrade license to BSD-3-Clause
+
 * Wed Jul 13 2022 dengyuyu <yuyu.deng@epro.com.cn> - 4.7.3-2
 - fix CVE-2021-31348