diff --git a/update-keys.sh b/update-keys.sh
new file mode 100755
index 0000000..d1224ec
--- /dev/null
+++ b/update-keys.sh
@@ -0,0 +1,53 @@
+#!/bin/bash
+
+WORK_DIR=`mktemp -d`
+
+RED=`tput setaf 1`
+GREEN=`tput setaf 10`
+YELLOW=`tput setaf 11`
+PURPLE=`tput setaf 13`
+RESET=`tput sgr0`
+
+fancy_echo() {
+  local fmt="$1"; shift
+
+  # shellcheck disable=SC2059
+  printf "\n$fmt\n" "$@"
+}
+
+# check if tmp dir was created
+if [[ ! "$WORK_DIR" || ! -d "$WORK_DIR" ]]; then
+  echo "Could not create temp dir"
+  exit 1
+fi
+
+# deletes the temp directory
+function cleanup {
+  rm -rf "$WORK_DIR"
+  fancy_echo "${YELLOW}Deleted temp working directory $WORK_DIR${RESET}"
+}
+
+# register the cleanup function to be called on the EXIT signal
+trap cleanup EXIT
+
+if [[ -f "$HOME/.ssh/authorized_keys" ]]; then
+  cp -u "$HOME/.ssh/authorized_keys" "$HOME/.ssh/authorized_keys.bak"
+  cp -u "$HOME/.ssh/authorized_keys" "$WORK_DIR/authorized_keys.tmp"
+else
+  touch "$WORK_DIR/authorized_keys.tmp"
+fi
+
+ls "$WORK_DIR"
+
+for file in ./*.pub
+do
+    cat "$file" | tee -a "$WORK_DIR/authorized_keys.tmp"
+done
+
+# cp "$WORK_DIR/authorized_keys.tmp"  "$WORK_DIR/authorized_keys.wip"
+
+sort -u "$WORK_DIR/authorized_keys.tmp" > "$WORK_DIR/authorized_keys.wip"
+
+# cat "$WORK_DIR/authorized_keys.wip"
+
+cp "$WORK_DIR/authorized_keys.wip" "$HOME/.ssh/authorized_keys"
\ No newline at end of file