diff --git a/themes/demula/demula.theme.bash b/themes/demula/demula.theme.bash
index 1f13f1e7..8cfdb784 100644
--- a/themes/demula/demula.theme.bash
+++ b/themes/demula/demula.theme.bash
@@ -84,6 +84,7 @@ ${D_BRANCH_COLOR}%b %r ${D_CHANGES_COLOR}%m%u ${D_DEFAULT_COLOR}"
 
 # -------------------------------------------------------------- PROMPT OUTPUT
 prompt() {
+  local LAST_COMMAND_FAILED=$(mitsuhikos_lastcommandfailed)
   local SAVE_CURSOR='\033[s'
   local RESTORE_CURSOR='\033[u'
   local MOVE_CURSOR_RIGHTMOST='\033[500C'
@@ -97,7 +98,7 @@ $(battery_charge)${RESTORE_CURSOR}\
 ${D_USER_COLOR}\u ${D_INTERMEDIATE_COLOR}\
 at ${D_MACHINE_COLOR}\h ${D_INTERMEDIATE_COLOR}\
 in ${D_DIR_COLOR}\w ${D_INTERMEDIATE_COLOR}\
-$(mitsuhikos_lastcommandfailed)\
+${LAST_COMMAND_FAILED}\
 $(demula_vcprompt)\
 $(is_vim_shell)
 ${D_INTERMEDIATE_COLOR}$ ${D_DEFAULT_COLOR}"
@@ -106,7 +107,7 @@ ${D_INTERMEDIATE_COLOR}$ ${D_DEFAULT_COLOR}"
 ${D_USER_COLOR}\u ${D_INTERMEDIATE_COLOR}\
 at ${D_MACHINE_COLOR}\h ${D_INTERMEDIATE_COLOR}\
 in ${D_DIR_COLOR}\w ${D_INTERMEDIATE_COLOR}\
-$(mitsuhikos_lastcommandfailed)\
+${LAST_COMMAND_FAILED}\
 $(demula_vcprompt)\
 $(is_vim_shell)\
 $(battery_charge)