diff --git a/INSTALL.md b/INSTALL.md
index 12ffcea..c90d5d1 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -20,7 +20,9 @@
 Install prerequisite software:
 
 ```bash
-apt install libconfig-inifiles-perl libcapture-tiny-perl pv lzop mbuffer
+
+apt install debhelper libcapture-tiny-perl libconfig-inifiles-perl pv lzop mbuffer
+
 ```
 
 Clone this repo, build the debian package and install it (alternatively you can skip the package and do it manually like described below for CentOS):
diff --git a/packages/debian/rules b/packages/debian/rules
index ddd77b0..8cadf58 100755
--- a/packages/debian/rules
+++ b/packages/debian/rules
@@ -16,7 +16,7 @@ override_dh_auto_install:
 	@mkdir -p $(DESTDIR)/usr/share/doc/sanoid; \
 		cp sanoid.conf $(DESTDIR)/usr/share/doc/sanoid/sanoid.conf.example;
 	@mkdir -p $(DESTDIR)/lib/systemd/system; \
-		cp debian/sanoid-prune.service $(DESTDIR)/lib/systemd/system;
+		cp debian/sanoid-prune.service debian/sanoid.timer $(DESTDIR)/lib/systemd/system;
 
 override_dh_installinit:
 	dh_installinit --noscripts