diff --git a/mpsd-software-environment.py b/mpsd-software-environment.py
index d550f5f7b0d221398dd2f76a3c14fb106ef916de..abcf143bb8f916551d10ec25ebc73fd543f7d4d5 100755
--- a/mpsd-software-environment.py
+++ b/mpsd-software-environment.py
@@ -31,15 +31,16 @@ for given system architecture and MPSD software stack version.\n
 The toolchains
 are built using the bash script spack_setup.sh, and the results are logged. """
 
+call_date_iso = datetime.datetime.now().replace(microsecond=0).isoformat()
 config_vars = {
+    #  kept inside the mpsd_release folder
     "cmd_log_file": "install.log",
-    "build_log_file": (
-        "logs/mpsd_spack_ver_toolchains_"
-        f"{datetime.datetime.now().replace(microsecond=0).isoformat()}.log"
-    ),
+    #  Placeholder installer log file name, placed at mpsd_microarch/logs
+    "installer_log_file": f"mpsdrelease_microarch_{call_date_iso}.log",
+    #  Placeholder build log file name, placed at mpsd_microarch/logs
+    "build_log_file": f"mpsdrelease_microarch_{call_date_iso}_specifictoolchain.log",
     "metadata_tag_open": "!<meta>",
     "metadata_tag_close": "</meta>!",
-    # TODO: modify toolchains,mpsd_spack_ver when the variable is available
     "spack_environments_repo": "https://gitlab.gwdg.de/mpsd-cs/spack-environments.git",
 }