diff --git a/.config/zsh/themes/prompt.zsh b/.config/zsh/themes/prompt.zsh
index 2419cc1..424436d 100644
--- a/.config/zsh/themes/prompt.zsh
+++ b/.config/zsh/themes/prompt.zsh
@@ -33,7 +33,7 @@ zstyle ':vcs_info:*' unstagedstr       "%F{${zsh_theme_colours[highlight]}}○%f
 zstyle ':vcs_info:*' check-for-changes true
 
 # Needs mafredri/zsh-async, async_init must be called before using
-function async_vcs_prompt()
+function _async_vcs_prompt()
 {
     # From https://vincent.bernat.ch/en/blog/2019-zsh-async-vcs-info
     function _my_vcs_async_start()
@@ -84,7 +84,7 @@ function async_vcs_prompt()
 # Use asynchronous VCS prompt if zsh-async is available
 if [[ -v ASYNC_VERSION ]]; then
     [[ ${ASYNC_INIT_DONE} -eq 0 ]] && async_init
-    async_vcs_prompt
+    _async_vcs_prompt
 else
     add-zsh-hook precmd vcs_info
 fi