diff --git a/.removed_files.txt b/.removed_files.txt
deleted file mode 100644
index 2718500..0000000
--- a/.removed_files.txt
+++ /dev/null
@@ -1 +0,0 @@
-aerofs/aerofs-clean
diff --git a/rc b/rc
index 02ad350..f624d4e 100755
--- a/rc
+++ b/rc
@@ -36,25 +36,18 @@ function _q-tools-update-binary {
     fi
     local current_version
     local remote_version
+    local update_tempdir
     current_version=$( cat "$QTOOLSPATH"/.version )
     remote_version=$( curl -f -s -L https://six9.net/software/q-tools/current.txt )
     if [[ -n "$remote_version" ]]; then
         if [[ "$remote_version" != "$current_version" ]]; then
             set -u
             echo "Update $current_version => $remote_version"
-            curl -L -f -s https://six9.net/software/q-tools/current.tar.gz > "$QTOOLSPATH"/current.tar.gz || return
-            tar -xz -C "$QTOOLSPATH" -f "$QTOOLSPATH"/current.tar.gz || return
-            rm -rf \
-                "$QTOOLSPATH"/.git \
-                "$QTOOLSPATH"/current.tar.gz
-            local obsoleted_file
-            if [[ -e .removed_files.txt ]]; then
-              while read obsoleted_file; do
-                if [[ -e "$obsoleted_file" ]]; then
-                   rm -f "$obsoleted_file"
-                fi
-              done < .removed_files.txt
-            fi
+            update_tempdir=$( mktemp -d -t qtools.XXXXXXXXX )
+            curl -L -f https://six9.net/software/q-tools/current.tar.gz | tar -xz -C "$update_tempdir" || return
+            rsync -a --del "$update_tempdir"/ "$QTOOLSPATH"
+            rm -r "$update_tempdir"
+            touch .lastupdate
             set +u
         fi
     fi
diff --git a/release.sh b/release.sh
index 85695c2..024e85e 100755
--- a/release.sh
+++ b/release.sh
@@ -22,6 +22,3 @@ echo $version > ~/www/static/six9.net/software/q-tools/current.txt
 cd ~/www/static/six9.net/software/q-tools/
 rm -r ~/tmp/q-tools-release-$$
 SimpleWebPage
-
-
-echo "If you deleted files, they should be added to .removed_files.txt"