diff --git a/units/console-getty.service.in b/units/console-getty.service.in
index bb67541dce..73871d6f50 100644
--- a/units/console-getty.service.in
+++ b/units/console-getty.service.in
@@ -23,10 +23,12 @@ ConditionPathExists=/dev/console
 # The '-o' option value tells agetty to replace 'login' arguments with an
 # option to preserve environment (-p), followed by '--' for safety, and then
 # the entered username.
-ExecStart=-/sbin/agetty -o '-p -- \\u' --noclear --keep-baud console 115200,38400,9600 $TERM
+ExecStart=-/sbin/agetty -o '-p -- \\u' --noclear --keep-baud - 115200,38400,9600 $TERM
 Type=idle
 Restart=always
 UtmpIdentifier=cons
+StandardInput=tty
+StandardOutput=tty
 TTYPath=/dev/console
 TTYReset=yes
 TTYVHangup=yes
diff --git a/units/container-getty@.service.in b/units/container-getty@.service.in
index ed1eb7bde1..a6e3f94e2a 100644
--- a/units/container-getty@.service.in
+++ b/units/container-getty@.service.in
@@ -28,11 +28,13 @@ Before=rescue.service
 # The '-o' option value tells agetty to replace 'login' arguments with an
 # option to preserve environment (-p), followed by '--' for safety, and then
 # the entered username.
-ExecStart=-/sbin/agetty -o '-p -- \\u' --noclear --keep-baud pts/%I 115200,38400,9600 $TERM
+ExecStart=-/sbin/agetty -o '-p -- \\u' --noclear --keep-baud - 115200,38400,9600 $TERM
 Type=idle
 Restart=always
 RestartSec=0
 UtmpIdentifier=pts/%I
+StandardInput=tty
+StandardOutput=tty
 TTYPath=/dev/pts/%I
 TTYReset=yes
 TTYVHangup=yes
diff --git a/units/getty@.service.in b/units/getty@.service.in
index 78deb7cffe..21d66f9367 100644
--- a/units/getty@.service.in
+++ b/units/getty@.service.in
@@ -38,11 +38,13 @@ ConditionPathExists=/dev/tty0
 # The '-o' option value tells agetty to replace 'login' arguments with an
 # option to preserve environment (-p), followed by '--' for safety, and then
 # the entered username.
-ExecStart=-/sbin/agetty -o '-p -- \\u' --noclear %I $TERM
+ExecStart=-/sbin/agetty -o '-p -- \\u' --noclear - $TERM
 Type=idle
 Restart=always
 RestartSec=0
 UtmpIdentifier=%I
+StandardInput=tty
+StandardOutput=tty
 TTYPath=/dev/%I
 TTYReset=yes
 TTYVHangup=yes
diff --git a/units/serial-getty@.service.in b/units/serial-getty@.service.in
index bb7af3105d..2433124c55 100644
--- a/units/serial-getty@.service.in
+++ b/units/serial-getty@.service.in
@@ -33,10 +33,12 @@ Before=rescue.service
 # The '-o' option value tells agetty to replace 'login' arguments with an
 # option to preserve environment (-p), followed by '--' for safety, and then
 # the entered username.
-ExecStart=-/sbin/agetty -o '-p -- \\u' --keep-baud 115200,57600,38400,9600 %I $TERM
+ExecStart=-/sbin/agetty -o '-p -- \\u' --keep-baud 115200,57600,38400,9600 - $TERM
 Type=idle
 Restart=always
 UtmpIdentifier=%I
+StandardInput=tty
+StandardOutput=tty
 TTYPath=/dev/%I
 TTYReset=yes
 TTYVHangup=yes