diff --git a/dhcp-dns-sync.py b/dhcp-dns-sync.py
index 3a994d0..7da450a 100755
--- a/dhcp-dns-sync.py
+++ b/dhcp-dns-sync.py
@@ -10,13 +10,15 @@ import urllib.parse
 from pathlib import Path
 
 api_url = "https://pi.hole/api"
-verify = "/etc/pihole/tls_ca.crt"
+default_ca_cert = "/etc/pihole/tls_ca.crt"
 default_password_file = "/etc/pihole/api_password"
 default_keep_file = "/etc/pihole/dns_hosts_keep"
 
 parser = argparse.ArgumentParser(description="Sync static Pi-hole DHCP leases to local DNS entries.")
 parser.add_argument("-p", "--password-file", default=default_password_file,
                      help=f"Path to file containing the Pi-hole API password (default: {default_password_file})")
+parser.add_argument("-c", "--ca-cert", default=default_ca_cert,
+                     help=f"Path to the Pi-hole TLS CA certificate for verification (default: {default_ca_cert})")
 parser.add_argument("-k", "--keep-file", default=default_keep_file,
                      help=f"Path to file listing full 'ip name' DNS entries to keep regardless of DHCP state (default: {default_keep_file})")
 parser.add_argument("-n", "--dry-run", action="store_true",
@@ -30,6 +32,7 @@ parser.add_argument("-t", "--table", action="store_true",
 parser.add_argument("-j", "--json", action="store_true",
                      help="Print output as JSON instead of the default CSV")
 args = parser.parse_args()
+verify = args.ca_cert
 
 if args.table and args.json:
 	parser.error("--table and --json are mutually exclusive")
diff --git a/dynamic-leases.py b/dynamic-leases.py
index dd9e8a3..7cca758 100755
--- a/dynamic-leases.py
+++ b/dynamic-leases.py
@@ -8,17 +8,20 @@ from datetime import datetime
 from pathlib import Path
 
 api_url = "https://pi.hole/api"
-verify = "/etc/pihole/tls_ca.crt"
+default_ca_cert = "/etc/pihole/tls_ca.crt"
 default_password_file = "/etc/pihole/api_password"
 
 parser = argparse.ArgumentParser(description="List non-static (dynamic) Pi-hole DHCP leases.")
 parser.add_argument("-p", "--password-file", default=default_password_file,
                      help=f"Path to file containing the Pi-hole API password (default: {default_password_file})")
+parser.add_argument("-c", "--ca-cert", default=default_ca_cert,
+                     help=f"Path to the Pi-hole TLS CA certificate for verification (default: {default_ca_cert})")
 parser.add_argument("-t", "--table", action="store_true",
                      help="Print a human-readable aligned table (with local time expiry)")
 parser.add_argument("-j", "--json", action="store_true",
                      help="Print machine-readable output as JSON instead of the default CSV")
 args = parser.parse_args()
+verify = args.ca_cert
 
 if args.table and args.json:
 	parser.error("--table and --json are mutually exclusive")