diff --git a/sci-electronics/rd-usb/rd-usb-1.22.1.ebuild b/sci-electronics/rd-usb/rd-usb-1.22.1.ebuild
index d480867a1..1a5efa397 100644
--- a/sci-electronics/rd-usb/rd-usb-1.22.1.ebuild
+++ b/sci-electronics/rd-usb/rd-usb-1.22.1.ebuild
@@ -48,6 +48,8 @@ INSTALLDIR="/usr/share/${PN}"
 #}
 
 src_prepare() {
+	rm -r {bin,docker,pyinstaller}
+
 	sed -i -e "1i #!/usr/bin/env python\n" web.py || die
 	python_fix_shebang web.py
 	default