diff --git a/swaylock/meson.build b/swaylock/meson.build
index 63f694b94..675b8c697 100644
--- a/swaylock/meson.build
+++ b/swaylock/meson.build
@@ -24,7 +24,16 @@ executable(
 	install: true
 )
 
-install_data(
-	'pam/swaylock',
-	install_dir: sysconfdir + '/pam.d/'
-)
+if is_freebsd
+	install_data(
+		'pam/swaylock.freebsd',
+		install_dir: sysconfdir + '/pam.d/',
+		rename: 'swaylock'
+	)
+else
+	install_data(
+		'pam/swaylock.linux',
+		install_dir: sysconfdir + '/pam.d/',
+		rename: 'swaylock'
+	)
+endif
diff --git a/swaylock/pam/swaylock.freebsd b/swaylock/pam/swaylock.freebsd
new file mode 100644
index 000000000..603fc1850
--- /dev/null
+++ b/swaylock/pam/swaylock.freebsd
@@ -0,0 +1,6 @@
+#
+# PAM configuration file for the swaylock screen locker. By default, it includes
+# the 'passwd' configuration file (see /etc/pam.d/passwd)
+#
+
+auth include passwd
diff --git a/swaylock/pam/swaylock b/swaylock/pam/swaylock.linux
similarity index 100%
rename from swaylock/pam/swaylock
rename to swaylock/pam/swaylock.linux