diff --git a/operations/experimental_release_manually_create_new_Spack_installation_root.txt b/operations/experimental_release_manually_create_new_Spack_installation_root.md
similarity index 100%
rename from operations/experimental_release_manually_create_new_Spack_installation_root.txt
rename to operations/experimental_release_manually_create_new_Spack_installation_root.md
diff --git a/operations/regular_release_create_new_Spack_installation_root.txt b/operations/regular_release_create_new_Spack_installation_root.md
similarity index 100%
rename from operations/regular_release_create_new_Spack_installation_root.txt
rename to operations/regular_release_create_new_Spack_installation_root.md