diff --git a/functions/utilities.zsh b/functions/utilities.zsh
index 0d04413e..c30fa096 100755
--- a/functions/utilities.zsh
+++ b/functions/utilities.zsh
@@ -79,8 +79,10 @@ printSizeHumanReadable() {
 #    * $1: The segment to be tested.
 segment_in_use() {
   local key=$1
-  [[ -n "${POWERLEVEL9K_LEFT_PROMPT_ELEMENTS[(r)$key]}" ||
-     -n "${POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS[(r)$key]}" ]]
+  [[ -n "${POWERLEVEL9K_LEFT_PROMPT_ELEMENTS[(r)${key}]}" ||
+     -n "${POWERLEVEL9K_LEFT_PROMPT_ELEMENTS[(r)${key}_joined]}" ||
+     -n "${POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS[(r)${key}]}" ||
+     -n "${POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS[(r)${key}_joined]}" ]]
 }
 
 ################################################################