diff --git a/rules.d/99-systemd.rules.in b/rules.d/99-systemd.rules.in
index 7c22eefdb7..cf2f9935d9 100644
--- a/rules.d/99-systemd.rules.in
+++ b/rules.d/99-systemd.rules.in
@@ -42,8 +42,6 @@ SUBSYSTEM=="block", KERNEL=="nbd*", ENV{DEVTYPE}=="disk", TEST!="pid", ENV{SYSTE
 # just an identification string for systemd, so whether the path actually is
 # accessible or not does not matter as long as it is unique and in the
 # filesystem namespace.
-#
-# http://cgit.freedesktop.org/systemd/systemd/tree/src/libudev/libudev-enumerate.c#n955
 
 SUBSYSTEM=="net", KERNEL!="lo", TAG+="systemd", ENV{SYSTEMD_ALIAS}+="/sys/subsystem/net/devices/$name"
 SUBSYSTEM=="bluetooth", TAG+="systemd", ENV{SYSTEMD_ALIAS}+="/sys/subsystem/bluetooth/devices/%k", \
diff --git a/test/fuzz/fuzz-udev-rules/99-systemd.rules b/test/fuzz/fuzz-udev-rules/99-systemd.rules
index b6a5c5ad55..e8a0f5a739 100644
--- a/test/fuzz/fuzz-udev-rules/99-systemd.rules
+++ b/test/fuzz/fuzz-udev-rules/99-systemd.rules
@@ -42,8 +42,6 @@ SUBSYSTEM=="block", KERNEL=="nbd*", ENV{DEVTYPE}=="disk", TEST!="pid", ENV{SYSTE
 # just an identification string for systemd, so whether the path actually is
 # accessible or not does not matter as long as it is unique and in the
 # filesystem namespace.
-#
-# http://cgit.freedesktop.org/systemd/systemd/tree/src/libudev/libudev-enumerate.c#n955
 
 SUBSYSTEM=="net", KERNEL!="lo", TAG+="systemd", ENV{SYSTEMD_ALIAS}+="/sys/subsystem/net/devices/$name"
 SUBSYSTEM=="bluetooth", TAG+="systemd", ENV{SYSTEMD_ALIAS}+="/sys/subsystem/bluetooth/devices/%k"