diff --git a/toolkit/app-gen-toc.py b/toolkit/app-gen-toc.py
index 4117854..c2a5054 100755
--- a/toolkit/app-gen-toc.py
+++ b/toolkit/app-gen-toc.py
@@ -687,7 +687,7 @@ def main():
     parser.add_argument(
         "--config-dir",
         type=str,
-        default=Path(os.path.dirname(__file__)) / "build/config",
+        default=None,
         help="directory with configuration files",
     )
     parser.add_argument(
@@ -706,11 +706,7 @@ def main():
     args = parser.parse_args()
 
     # Set paths given on command line.
-    paths.TOOLKIT_DIR = Path(os.path.dirname(__file__))
-    paths.CERT_INPUT_DIR = paths.TOOLKIT_DIR / "cert"
-    paths.CONFIG_INPUT_DIR = Path(args.config_dir)
-    paths.FIRMWARE_INPUT_DIR = Path(args.firmware_dir)
-    paths.OUTPUT_DIR = Path(args.output_dir)
+    paths.configure(args.config_dir, args.firmware_dir, args.output_dir)
 
     if args.version:
         print(TOOL_VERSION)
diff --git a/toolkit/app-write-mram.py b/toolkit/app-write-mram.py
index 423e455..6f287ed 100755
--- a/toolkit/app-write-mram.py
+++ b/toolkit/app-write-mram.py
@@ -23,6 +23,7 @@
 from isp.serialport import serialPort
 from isp.serialport import COM_BAUD_RATE_MAXIMUM
 from utils.toc_common import globalToLocalAddress
+from utils import paths
 
 # import ispcommands
 from isp.isp_core import (
@@ -195,8 +196,18 @@ def main():
         "-V", "--version", help="Display Version Number", action="store_true"
     )
     parser.add_argument("-v", "--verbose", help="verbosity mode", action="store_true")
+    parser.add_argument(
+        "--config-dir",
+        type=str,
+        default=None,
+        help="directory with configuration files",
+    )
 
     args = parser.parse_args()
+
+    # Set paths given on command line.
+    paths.configure(args.config_dir)
+
     if args.version:
         print(TOOL_VERSION)
         sys.exit()
diff --git a/toolkit/utils/global-cfg.db b/toolkit/build/config/global-cfg.db
similarity index 100%
rename from toolkit/utils/global-cfg.db
rename to toolkit/build/config/global-cfg.db
diff --git a/toolkit/utils/config.py b/toolkit/utils/config.py
index 7b3f4c8..209f17b 100644
--- a/toolkit/utils/config.py
+++ b/toolkit/utils/config.py
@@ -2,6 +2,7 @@
 import sys
 import json
 from json.decoder import JSONDecodeError
+from utils import paths
 
 # Define Version constant for each separate tool
 # 0.06.000 added package and offset params
@@ -9,7 +10,7 @@
 
 # DB files
 config_file_dir = os.path.dirname(__file__)
-CONFIG_FILE = os.path.join(config_file_dir, "global-cfg.db")
+CONFIG_FILE = "global-cfg.db"
 DEVICE_DB_FILE = os.path.join(config_file_dir, "devicesDB.db")
 FEATURES_DB_FILE = os.path.join(config_file_dir, "featuresDB.db")
 HASHES_DB_FILE = os.path.join(config_file_dir, "hashesDB.db")
@@ -80,10 +81,10 @@ def read_global_config(file):
 
 
 def save_global_config(devDescription, devRevision):
-    with open(CONFIG_FILE, "r", encoding="utf-8") as f:
+    with open(paths.CONFIG_INPUT_DIR / CONFIG_FILE, "r", encoding="utf-8") as f:
         cfg = json.load(f)
 
-    with open(CONFIG_FILE, "w", encoding="utf-8") as f:
+    with open(paths.CONFIG_INPUT_DIR / CONFIG_FILE, "w", encoding="utf-8") as f:
         cfg["DEVICE"]["Part#"] = devDescription
         cfg["DEVICE"]["Revision"] = devRevision
         json.dump(cfg, f, ensure_ascii=False, indent=4)
@@ -184,7 +185,7 @@ def load_global_config():
     global JTAG_ADAPTER
     global HASHES_DB
 
-    cfg = read_global_config(CONFIG_FILE)
+    cfg = read_global_config(paths.CONFIG_INPUT_DIR / CONFIG_FILE)
 
     # validate configuration parameters
     # check parameter is configured...
diff --git a/toolkit/utils/paths.py b/toolkit/utils/paths.py
index 2d0aa5c..f798430 100644
--- a/toolkit/utils/paths.py
+++ b/toolkit/utils/paths.py
@@ -1,7 +1,35 @@
 # Global control of input and output paths.
 
-TOOLKIT_DIR = ""
-CERT_INPUT_DIR = ""
-CONFIG_INPUT_DIR = ""
-FIRMWARE_INPUT_DIR = ""
-OUTPUT_DIR = ""
+import os.path
+from pathlib import Path
+
+TOOLKIT_DIR = None
+CERT_INPUT_DIR = None
+CONFIG_INPUT_DIR = None
+FIRMWARE_INPUT_DIR = None
+OUTPUT_DIR = None
+
+
+def configure(config_dir=None, firmware_dir=None, output_dir=None):
+    global TOOLKIT_DIR
+    global CERT_INPUT_DIR
+    global CONFIG_INPUT_DIR
+    global FIRMWARE_INPUT_DIR
+    global OUTPUT_DIR
+
+    TOOLKIT_DIR = Path(os.path.dirname(os.path.dirname(__file__)))
+    CERT_INPUT_DIR = TOOLKIT_DIR / "cert"
+
+    if config_dir is None:
+        # Use Toolkit directory as the default.
+        CONFIG_INPUT_DIR = TOOLKIT_DIR / "build/config"
+    else:
+        CONFIG_INPUT_DIR = Path(config_dir)
+
+    # If no directory specified, FIRMWARE_INPUT_DIR should not be used.
+    if firmware_dir is not None:
+        FIRMWARE_INPUT_DIR = Path(firmware_dir)
+
+    # If no directory specified, OUTPUT_DIR should not be used.
+    if output_dir is not None:
+        OUTPUT_DIR = Path(output_dir)