diff --git a/sentencepiece.spec b/sentencepiece.spec
index bda33f3..5f8de81 100644
--- a/sentencepiece.spec
+++ b/sentencepiece.spec
@@ -1,13 +1,13 @@
 Name:		sentencepiece
 Version:	0.1.92
-Release:	1
+Release:	2
 Summary:	An unsupervised text tokenizer and detokenizer
 License:	Apache-2.0
 URL:		https://github.com/google/sentencepiece
 Source0:	https://github.com/google/sentencepiece/archive/v%{version}.tar.gz
-BuildRequires:	gcc-c++ gcc autoconf pkgconfig protobuf-compiler protobuf protobuf-devel
+BuildRequires:	gcc-c++ gcc autoconf pkgconfig protobuf-compiler protobuf
 BuildRequires:  cmake >= 3.14.0
-Requires:       protobuf-devel protobuf protobuf-compiler
+Requires:       protobuf protobuf-compiler
 
 %description
 SentencePiece is an unsupervised text tokenizer and detokenizer mainly for Neural Network-based text generation 
@@ -26,11 +26,13 @@ cmake ../../ -DCMAKE_CXX_FLAGS="-D_FORTIFY_SOURCE=2 -O2 -Wno-unused-result -Wno-
              -DCMAKE_BUILD_TYPE=Release\
              -DSPM_USE_BUILTIN_PROTOBUF=ON\
              -DSPM_ENABLE_SHARED=OFF\
+             -DSPM_BUILD_TEST=ON\
              -DCMAKE_INSTALL_LIBDIR=%{buildroot}%{_libdir}\
              -DCMAKE_INSTALL_BINDIR=%{buildroot}%{_bindir}\
              -DCMAKE_INSTALL_INCDIR=%{buildroot}%{_includedir}
 
 make -j24 V=1
+make CTEST_OUTPUT_ON_FAILURE=1 test
 cd ../../
 
 %install
@@ -45,5 +47,7 @@ make install
 %{_includedir}/sentencepiece_*.h
 
 %changelog
+* Wed Sep 29 2021 xiefangqi <xiefangqi2@huawei.com> - 0.1.92-2
+- add test cases
 * Wed Sep 23 2021 xiefangqi <xiefangqi2@huawei.com> - 0.1.92-1
 - package init