diff --git a/scripts/setup-centos9.sh b/scripts/setup-centos9.sh
index a75bbb02596d..644f44e189ac 100755
--- a/scripts/setup-centos9.sh
+++ b/scripts/setup-centos9.sh
@@ -90,7 +90,7 @@ function install_gflags {
   # Remove an older version if present.
   dnf remove -y gflags
   wget_and_untar https://github.com/gflags/gflags/archive/v2.2.2.tar.gz gflags
-  cmake_install_dir gflags -DBUILD_SHARED_LIBS="$VELOX_BUILD_SHARED" -DBUILD_STATIC_LIBS=ON -DBUILD_gflags_LIB=ON -DLIB_SUFFIX=64
+  cmake_install_dir gflags -DBUILD_SHARED_LIBS=ON -DBUILD_STATIC_LIBS=ON -DBUILD_gflags_LIB=ON -DLIB_SUFFIX=64
 }
 
 function install_glog {