diff --git a/_bashrc b/_bashrc
index 677e882..0438559 100644
--- a/_bashrc
+++ b/_bashrc
@@ -91,6 +91,7 @@ export SSH_AUTH_SOCK=~/.ssh/ssh_auth_sock
 ##### PROMPT #####
 prompt_status()
 {
+  # unicode to hex: echo -ne "\u2620" | hexdump -C
   if [[ "$exitStatus" == "0" ]]
   then
     echo -n "${GREENB}\xE2\x9a\x90"