diff --git a/var/spack/repos/spack_repo/builtin/packages/cray_mpich/package.py b/var/spack/repos/spack_repo/builtin/packages/cray_mpich/package.py
index df9fcdfc468..0ee2ade7f40 100644
--- a/var/spack/repos/spack_repo/builtin/packages/cray_mpich/package.py
+++ b/var/spack/repos/spack_repo/builtin/packages/cray_mpich/package.py
@@ -4,8 +4,6 @@
 
 import os
 
-import llnl.util.tty as tty
-
 from spack.package import *
 from spack.util.module_cmd import get_path_args_from_module_line, module
 
diff --git a/var/spack/repos/spack_repo/builtin/packages/hipsycl/package.py b/var/spack/repos/spack_repo/builtin/packages/hipsycl/package.py
index ac9df33201a..25a70a923a5 100644
--- a/var/spack/repos/spack_repo/builtin/packages/hipsycl/package.py
+++ b/var/spack/repos/spack_repo/builtin/packages/hipsycl/package.py
@@ -4,9 +4,6 @@
 
 import json
 import os
-from os import path
-
-from llnl.util import filesystem
 
 from spack.package import *
 
@@ -109,18 +106,16 @@ def cmake_args(self):
         ]
         # LLVM directory containing all installed CMake files
         # (e.g.: configs consumed by client projects)
-        llvm_cmake_dirs = filesystem.find(spec["llvm"].prefix, "LLVMExports.cmake")
+        llvm_cmake_dirs = find(spec["llvm"].prefix, "LLVMExports.cmake")
         if len(llvm_cmake_dirs) != 1:
             raise InstallError(
                 "concretized llvm dependency must provide "
                 "a unique directory containing CMake client "
                 "files, found: {0}".format(llvm_cmake_dirs)
             )
-        args.append("-DLLVM_DIR:String={0}".format(path.dirname(llvm_cmake_dirs[0])))
+        args.append("-DLLVM_DIR:String={0}".format(os.path.dirname(llvm_cmake_dirs[0])))
         # clang internal headers directory
-        llvm_clang_include_dirs = filesystem.find(
-            spec["llvm"].prefix, "__clang_cuda_runtime_wrapper.h"
-        )
+        llvm_clang_include_dirs = find(spec["llvm"].prefix, "__clang_cuda_runtime_wrapper.h")
         if len(llvm_clang_include_dirs) != 1:
             raise InstallError(
                 "concretized llvm dependency must provide a "
@@ -128,11 +123,11 @@ def cmake_args(self):
                 "headers, found: {0}".format(llvm_clang_include_dirs)
             )
         args.append(
-            "-DCLANG_INCLUDE_PATH:String={0}".format(path.dirname(llvm_clang_include_dirs[0]))
+            "-DCLANG_INCLUDE_PATH:String={0}".format(os.path.dirname(llvm_clang_include_dirs[0]))
         )
         # target clang++ executable
-        llvm_clang_bin = path.join(spec["llvm"].prefix.bin, "clang++")
-        if not filesystem.is_exe(llvm_clang_bin):
+        llvm_clang_bin = os.path.join(spec["llvm"].prefix.bin, "clang++")
+        if not is_exe(llvm_clang_bin):
             raise InstallError(
                 "concretized llvm dependency must provide a "
                 "valid clang++ executable, found invalid: "
@@ -152,7 +147,7 @@ def cmake_args(self):
     @run_after("install")
     def filter_config_file(self):
         def edit_config(filename, editor):
-            config_file_paths = filesystem.find(self.prefix, filename)
+            config_file_paths = find(self.prefix, filename)
             if len(config_file_paths) != 1:
                 raise InstallError(
                     "installed hipSYCL must provide a unique compiler driver"
@@ -186,7 +181,7 @@ def adjust_core_config(config):
             #    ptx backend
             rpaths = set()
             if self.spec.satisfies("~rocm"):
-                so_paths = filesystem.find_libraries(
+                so_paths = find_libraries(
                     "libc++", self.spec["llvm"].prefix, shared=True, recursive=True
                 )
                 if len(so_paths) != 1:
@@ -195,8 +190,8 @@ def adjust_core_config(config):
                         "unique directory containing libc++.so, "
                         "found: {0}".format(so_paths)
                     )
-                rpaths.add(path.dirname(so_paths[0]))
-                so_paths = filesystem.find_libraries(
+                rpaths.add(os.path.dirname(so_paths[0]))
+                so_paths = find_libraries(
                     "libc++abi", self.spec["llvm"].prefix, shared=True, recursive=True
                 )
                 if len(so_paths) != 1:
@@ -205,7 +200,7 @@ def adjust_core_config(config):
                         "unique directory containing libc++abi, "
                         "found: {0}".format(so_paths)
                     )
-                rpaths.add(path.dirname(so_paths[0]))
+                rpaths.add(os.path.dirname(so_paths[0]))
 
                 def adjust_cuda_config(config):
                     config["default-cuda-link-line"] += " " + " ".join(
diff --git a/var/spack/repos/spack_repo/builtin/packages/libcatalyst/package.py b/var/spack/repos/spack_repo/builtin/packages/libcatalyst/package.py
index 8d6d90ad739..469c4c220cf 100644
--- a/var/spack/repos/spack_repo/builtin/packages/libcatalyst/package.py
+++ b/var/spack/repos/spack_repo/builtin/packages/libcatalyst/package.py
@@ -6,7 +6,6 @@
 import sys
 
 import llnl.util.filesystem as fsys
-import llnl.util.tty as tty
 
 from spack.package import *
 
diff --git a/var/spack/repos/spack_repo/builtin/packages/openmpi/package.py b/var/spack/repos/spack_repo/builtin/packages/openmpi/package.py
index 2253c000f70..7b5179ceaa6 100644
--- a/var/spack/repos/spack_repo/builtin/packages/openmpi/package.py
+++ b/var/spack/repos/spack_repo/builtin/packages/openmpi/package.py
@@ -7,8 +7,6 @@
 import re
 import sys
 
-import llnl.util.tty as tty
-
 import spack.compilers.config
 from spack.package import *