diff --git a/meson.build b/meson.build
index ad7c4c7..a0f02a2 100644
--- a/meson.build
+++ b/meson.build
@@ -127,10 +127,12 @@ executable('swaylock',
 	install: true
 )
 
-install_data(
-	'pam/swaylock',
-	install_dir: get_option('sysconfdir') / 'pam.d'
-)
+if libpam.found()
+	install_data(
+		'pam/swaylock',
+		install_dir: get_option('sysconfdir') / 'pam.d'
+	)
+endif
 
 if scdoc.found()
 	mandir = get_option('mandir')