diff --git a/plugins/vi-mode/vi-mode.plugin.zsh b/plugins/vi-mode/vi-mode.plugin.zsh
index 82a2f304..a5097599 100644
--- a/plugins/vi-mode/vi-mode.plugin.zsh
+++ b/plugins/vi-mode/vi-mode.plugin.zsh
@@ -46,5 +46,5 @@ function vi_mode_prompt_info() {
 
 # define right prompt, if it wasn't defined by a theme
 if [[ "$RPS1" == "" && "$RPROMPT" == "" ]]; then
-  RPS1='$(vi_mode_prompt_info)'
+  RPS1="$(vi_mode_prompt_info)"
 fi