diff --git a/main/postmarketos-ui-plasma-desktop/APKBUILD b/main/postmarketos-ui-plasma-desktop/APKBUILD
index 639dc5fa3..daea1640c 100644
--- a/main/postmarketos-ui-plasma-desktop/APKBUILD
+++ b/main/postmarketos-ui-plasma-desktop/APKBUILD
@@ -6,7 +6,8 @@ pkgrel=6
 pkgdesc="(Wayland) KDE Desktop Environment (works well with tablets)"
 url="https://www.kde.org"
 # armhf and riscv64 blocked by plasma
-arch="noarch !armhf !riscv64"
+# x86 blocked by firefox
+arch="noarch !armhf !riscv64 !x86"
 license="GPL-3.0-or-later"
 depends="
 	plasma