diff --git a/ReleaseBuilder/Resources/debian/systemd/duplicati-agent.default b/ReleaseBuilder/Resources/debian/systemd/duplicati-agent.default
index 8fb094240..9fa4e901f 100644
--- a/ReleaseBuilder/Resources/debian/systemd/duplicati-agent.default
+++ b/ReleaseBuilder/Resources/debian/systemd/duplicati-agent.default
@@ -8,3 +8,6 @@
 
 # Additional options that are passed to the Daemon.
 DAEMON_OPTS=""
+
+# Supplemantary groups to inherit if not running as root
+SUPPLIMENTARY_GROUPS=
diff --git a/ReleaseBuilder/Resources/debian/systemd/duplicati.default b/ReleaseBuilder/Resources/debian/systemd/duplicati.default
index b4d55a61d..766614d89 100644
--- a/ReleaseBuilder/Resources/debian/systemd/duplicati.default
+++ b/ReleaseBuilder/Resources/debian/systemd/duplicati.default
@@ -8,3 +8,6 @@
 
 # Additional options that are passed to the Daemon.
 DAEMON_OPTS=""
+
+# Supplemantary groups to inherit if not running as root
+SUPPLIMENTARY_GROUPS=
diff --git a/ReleaseBuilder/Resources/debian/systemd/duplicati.service b/ReleaseBuilder/Resources/debian/systemd/duplicati.service
index 5594c5a4f..03c248e1f 100644
--- a/ReleaseBuilder/Resources/debian/systemd/duplicati.service
+++ b/ReleaseBuilder/Resources/debian/systemd/duplicati.service
@@ -9,6 +9,7 @@ IOSchedulingPriority=7
 EnvironmentFile=-/etc/default/duplicati
 ExecStart=/usr/bin/duplicati-server $DAEMON_OPTS
 Restart=always
+SupplimentaryGroups=$SUPPLIMENTARY_GROUPS
 
 [Install]
 WantedBy=multi-user.target
diff --git a/ReleaseBuilder/Resources/fedora/systemd/duplicati-agent.default b/ReleaseBuilder/Resources/fedora/systemd/duplicati-agent.default
index 4b518b641..f850a06fc 100644
--- a/ReleaseBuilder/Resources/fedora/systemd/duplicati-agent.default
+++ b/ReleaseBuilder/Resources/fedora/systemd/duplicati-agent.default
@@ -9,3 +9,6 @@
 
 # Additional options that are passed to the Daemon.
 DAEMON_OPTS=""
+
+# Supplemantary groups to inherit if not running as root
+SUPPLIMENTARY_GROUPS=
diff --git a/ReleaseBuilder/Resources/fedora/systemd/duplicati.default b/ReleaseBuilder/Resources/fedora/systemd/duplicati.default
index 375fd14aa..bc66c8710 100644
--- a/ReleaseBuilder/Resources/fedora/systemd/duplicati.default
+++ b/ReleaseBuilder/Resources/fedora/systemd/duplicati.default
@@ -9,3 +9,6 @@
 
 # Additional options that are passed to the Daemon.
 DAEMON_OPTS=""
+
+# Supplemantary groups to inherit if not running as root
+SUPPLIMENTARY_GROUPS=
diff --git a/ReleaseBuilder/Resources/fedora/systemd/duplicati.service b/ReleaseBuilder/Resources/fedora/systemd/duplicati.service
index ffc6d21a8..8fe38a625 100644
--- a/ReleaseBuilder/Resources/fedora/systemd/duplicati.service
+++ b/ReleaseBuilder/Resources/fedora/systemd/duplicati.service
@@ -9,6 +9,7 @@ IOSchedulingPriority=7
 EnvironmentFile=-/etc/sysconfig/duplicati
 ExecStart=/usr/bin/duplicati-server $DAEMON_OPTS
 Restart=on-failure
+SupplimentaryGroups=$SUPPLIMENTARY_GROUPS
 
 [Install]
 WantedBy=multi-user.target