diff --git a/contrib/debian/rules b/contrib/debian/rules
index 1d4b1ceab..06dfcc63b 100755
--- a/contrib/debian/rules
+++ b/contrib/debian/rules
@@ -69,9 +69,7 @@ override_dh_install:
 	sed -i 's,wheel,sudo,' ./debian/tmp/usr/share/polkit-1/rules.d/org.freedesktop.fwupd.rules
 	dh_install
 	#install the EFI binaries if needed
-	if [ -d debian/tmp/usr/libexec/fwupd/efi/ ]; then \
-		dh_install -pfwupd usr/libexec/fwupd/efi; \
-	fi
+	[ ! -d debian/tmp/usr/libexec/fwupd/efi/ ] || dh_install -pfwupd usr/libexec/fwupd/efi
 	dh_missing -a --fail-missing
 
 	#this is placed in fwupd-tests