diff --git a/runcoms/zpreztorc b/runcoms/zpreztorc
index 1b1fa72ea14..1f23c4a99d0 100644
--- a/runcoms/zpreztorc
+++ b/runcoms/zpreztorc
@@ -119,7 +119,7 @@ zstyle ':prezto:module:editor' key-bindings 'emacs'
 # Set the prompt theme to load.
 # Setting it to 'random' loads a random theme.
 # Auto set to 'off' on dumb terminals.
-zstyle ':prezto:module:prompt' theme 'adam2'
+zstyle ':prezto:module:prompt' theme 'adam2' '8bit'
 
 # Set the working directory prompt display length.
 # By default, it is set to 'short'. Set it to 'long' (without '~' expansion)