diff --git a/t/thrift-cpp/pyproject.toml b/t/thrift-cpp/pyproject.toml
index 64bf25485d..5b6893d964 100644
--- a/t/thrift-cpp/pyproject.toml
+++ b/t/thrift-cpp/pyproject.toml
@@ -43,5 +43,5 @@ where = ["local"]
 thriftcpp = ["bin/*", "lib/*", "lib/**/*", "include/**/*"]
 
 [tool.distutils.bdist_wheel]
-plat-name = "manylinux2014_ppc64le"  # Explicitly set the platform tag
+plat-name = "linux_ppc64le"  # Explicitly set the platform tag
 universal = false  # Disable universal wheel (forces platform-specific build)
diff --git a/t/thrift-cpp/thrift-cpp_ubi_9.3.sh b/t/thrift-cpp/thrift-cpp_ubi_9.3.sh
index 959fcb673f..7e5f2abc35 100644
--- a/t/thrift-cpp/thrift-cpp_ubi_9.3.sh
+++ b/t/thrift-cpp/thrift-cpp_ubi_9.3.sh
@@ -35,7 +35,7 @@ wget https://github.com/westes/flex/releases/download/v2.6.4/flex-2.6.4.tar.gz
 tar -xvf flex-2.6.4.tar.gz
 cd flex-2.6.4
 echo "Configuring flex installation..."
-./configure --prefix=/usr/local
+./configure --prefix=/usr
 echo "Compiling the source code for flex..."
 make -j$(nproc)
 echo "Installing flex..."