diff --git a/releng/releng_isojigdo b/releng/releng_isojigdo
index f49bfbce..de82f8f2 100755
--- a/releng/releng_isojigdo
+++ b/releng/releng_isojigdo
@@ -119,7 +119,7 @@ if [ ! -f "${TMP_DATA_DIR}"/"${REMOTE_IMG}" ]; then
      ;;
  esac
 else
- printf "\n${SELF}: Found image: ${GEN_DATA_DIR}/${REMOTE_IMG}\n"
+ printf "\n${SELF}: Found image: ${TMP_DATA_DIR}/${REMOTE_IMG}\n"
 fi
 
 # check for extraction directory existence
@@ -134,11 +134,11 @@ set +e
 set -e
 
 # grab an MBR
-ISOHYBRID_MBR="${TMP_DATA_DIR}/isohybrid.mbr"
+ISOHYBRID_MBR="${GEN_DATA_DIR}/isohybrid.mbr"
 dd if="${TMP_DATA_DIR}/${REMOTE_IMG}" bs=1K count=32 of="${ISOHYBRID_MBR}"
 
 # create FAT partition
-APPEND_PART="${TMP_DATA_DIR}/fatpart.fat"
+APPEND_PART="${GEN_DATA_DIR}/fatpart.fat"
 /sbin/mkfs.msdos -n Bla -C "${APPEND_PART}" 8192
 
 # GENERAL section
@@ -153,7 +153,7 @@ CMD="${RELENG_XORRISO} \
 "
 
 # BOOT section
-if [ -f "${TMP_DATA_DIR}"/"${RELENG_ISOLINUX_BIN}" -a -f "${ISOHYBRID_MBR}" -a -f "${APPEND_PART}" ]; then
+if [ -f "${IMG_EXTRACT_DIR}"/"${RELENG_ISOLINUX_BIN}" -a -f "${ISOHYBRID_MBR}" -a -f "${APPEND_PART}" ]; then
 CMD+="\
  -b ${RELENG_ISOLINUX_BIN} \
  -c ${RELENG_BOOT_CAT} \
@@ -164,16 +164,17 @@ CMD+="\
 "
 else
  printf "\n${SELF}: FAIL to compose the boot section.\n"
+ exit 10
 fi
 
 # JIGDO section
-JIGDO_JIGDO=${TMP_DATA_DIR}/${RELENG_IMG}.jigdo
-JIGDO_TEMPLATE=${TMP_DATA_DIR}/${RELENG_IMG}.template
+JIGDO_JIGDO=${GEN_DATA_DIR}/${RELENG_IMG}.jigdo
+JIGDO_TEMPLATE=${GEN_DATA_DIR}/${RELENG_IMG}.template
 JIGDO_MAP_RHV=`realpath ${RELENG_DIR}`
 JIGDO_MAP="Debian=${JIGDO_MAP_RHV}"
 
 # create jigdo MD5 list in base64 format
-JIGDO_GEN_MD5=${TMP_DATA_DIR}/${RELENG_IMG}.md5
+JIGDO_GEN_MD5=${GEN_DATA_DIR}/${RELENG_IMG}.md5
 if which jigdo-gen-md5-list >/dev/null 2>&1; then
  printf "${SELF}: Creating MD5 list in hex format in ${JIGDO_GEN_MD5}\n"
  jigdo-gen-md5-list ${RELENG_DIR} > ${JIGDO_GEN_MD5}