diff --git a/pkg/de-p1st-rotate/PKGBUILD b/pkg/de-p1st-rotate/PKGBUILD
index 42b970c..aee0be4 100644
--- a/pkg/de-p1st-rotate/PKGBUILD
+++ b/pkg/de-p1st-rotate/PKGBUILD
@@ -3,12 +3,12 @@ _pkgname=rotate
 _reponame=arch
 pkgname="de-p1st-$_pkgname"
 pkgver=0.1.0
-pkgrel=1
+pkgrel=2
 pkgdesc="Scripts to automate screen rotation"
 arch=('any')
 url="https://codeberg.org/privacy1st/${_reponame}"
 license=('MIT')
-depends=('iio-sensor-proxy-git')  # iio-sensor-proxy did not work on my Surface Go 2 but the git version dos
+optdepends=('iio-sensor-proxy-git')  # iio-sensor-proxy did not work on my Surface Go 2 but the git version dos
 makedepends=('git')  # to fetch source(s) via git
 source=("git+${url}.git")
 sha256sums=('SKIP') # 'SKIP' for git sources; Otherwise: autofill using updpkgsums, see https://man.archlinux.org/man/updpkgsums.8.en
@@ -19,5 +19,5 @@ package() {
   install -Dm0555 usr/bin/de-p1st-rotate-screen            "$pkgdir"/usr/bin/de-p1st-rotate-screen
   install -Dm0555 usr/lib/de-p1st-rotate/get-orientation   "$pkgdir"/usr/lib/de-p1st-rotate/get-orientation
 
-  install -Dm0644 -o0 etc/de-p1st-rotate/config.cfg "$pkgdir"/etc/de-p1st-rotate/config.cfg
+  install -Dm0644 -o0 etc/de-p1st-rotate/config.cfg        "$pkgdir"/etc/de-p1st-rotate/config.cfg
 }
diff --git a/pkg/de-p1st-rotate/README.md b/pkg/de-p1st-rotate/README.md
index 46c83ca..0036a54 100644
--- a/pkg/de-p1st-rotate/README.md
+++ b/pkg/de-p1st-rotate/README.md
@@ -4,6 +4,8 @@
 
 ## Usage - XFCE4
 
+Install the optional dependency `iio-sensor-proxy` or `iio-sensor-proxy-git`.
+
 Create a launcher with an icon symbolising "screen rotation" and use the following command:
 
 ```shell