diff --git a/offsite-power-check.sh b/offsite-power-check.sh
index feed0579..7e049567 100755
--- a/offsite-power-check.sh
+++ b/offsite-power-check.sh
@@ -66,7 +66,7 @@ $(date)"
 					SENDNOTICE "OFFSITE POWER" "Batteries are fully recharged"
 					rm -f ${PW_TMPFOLDER}/power.offsite.charging
 				# elif [ ${OFFSITE_BATT_CAP%.*} -lt 100 ] && [ ! -f ${PW_TMPFOLDER}/power.offsite.charging ]; then
-				elif [ ${OFFSITE_BATT_CAP%.*} -lt 100 ]; then
+				elif [ ${OFFSITE_BATT_CAP%.*} -lt 100 ] && ([ ! -f ${PW_TMPFOLDER}/power.offsite.charging ] || [ $(expr `date +%s` - $(stat -f %m ${PW_TMPFOLDER}/power.offsite.charging)) -gt 60 ]); then
 					# touch ${PW_TMPFOLDER}/power.offsite.charging
 					echo "${OFFSITE_BATT_CAP%.*}%" >| ${PW_TMPFOLDER}/power.offsite.charging
 				fi