diff --git a/roles/bodhi2/backend/files/update-fullfilelist b/roles/bodhi2/backend/files/update-fullfilelist
index 0302c6a5b6..bac3f9c909 100755
--- a/roles/bodhi2/backend/files/update-fullfilelist
+++ b/roles/bodhi2/backend/files/update-fullfilelist
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# currently runs on releng2.fedora.phx.redhat.com
+# currently runs on bodhi-backend01 after updates pushes
 
 MOD=$1
 [ -z "$MOD" ] && {
@@ -8,6 +8,8 @@ MOD=$1
 	exit 1
 }
 
+# This is the old traditional fullfilelist with no timestamps
+
 TMPFILE=$(mktemp -p /tmp/)
 pushd /pub/$MOD > /dev/null
 find * -print > $TMPFILE
@@ -18,3 +20,16 @@ else
 fi
 chmod 0644 fullfilelist
 popd > /dev/null
+
+# This is the new list with timestamps
+
+TMPFILE=$(mktemp -p /tmp/)
+pushd /pub/$MOD > /dev/null
+/usr/bin/rsync --no-h --list-only -r . > $TMPFILE
+if diff $TMPFILE fullfiletimelist > /dev/null; then
+	rm -f $TMPFILE
+else
+	mv $TMPFILE fullfiletimelist
+fi
+chmod 0644 fullfiletimelist
+popd > /dev/null
diff --git a/roles/releng/files/update-fullfilelist b/roles/releng/files/update-fullfilelist
index 0302c6a5b6..bac3f9c909 100755
--- a/roles/releng/files/update-fullfilelist
+++ b/roles/releng/files/update-fullfilelist
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# currently runs on releng2.fedora.phx.redhat.com
+# currently runs on bodhi-backend01 after updates pushes
 
 MOD=$1
 [ -z "$MOD" ] && {
@@ -8,6 +8,8 @@ MOD=$1
 	exit 1
 }
 
+# This is the old traditional fullfilelist with no timestamps
+
 TMPFILE=$(mktemp -p /tmp/)
 pushd /pub/$MOD > /dev/null
 find * -print > $TMPFILE
@@ -18,3 +20,16 @@ else
 fi
 chmod 0644 fullfilelist
 popd > /dev/null
+
+# This is the new list with timestamps
+
+TMPFILE=$(mktemp -p /tmp/)
+pushd /pub/$MOD > /dev/null
+/usr/bin/rsync --no-h --list-only -r . > $TMPFILE
+if diff $TMPFILE fullfiletimelist > /dev/null; then
+	rm -f $TMPFILE
+else
+	mv $TMPFILE fullfiletimelist
+fi
+chmod 0644 fullfiletimelist
+popd > /dev/null