diff --git a/plugins/spackenv/spackenv.plugin.zsh b/plugins/spackenv/spackenv.plugin.zsh
index 93a6e0d58..f626f4fc6 100644
--- a/plugins/spackenv/spackenv.plugin.zsh
+++ b/plugins/spackenv/spackenv.plugin.zsh
@@ -1,5 +1,5 @@
 function spackenv_prompt_info(){
   [[ -n ${SPACK_ENV} ]] || return
-  export SPACK_ENV_PROMPT=$( basename $SPACK_ENV )
+  export SPACK_ENV_PROMPT=${SPACK_ENV:t}
   echo "${ZSH_THEME_SPACKENV_PREFIX=(}${SPACK_ENV:t:gs/%/%%}${ZSH_THEME_SPACKENV_SUFFIX=)}"
 }