diff --git a/isocut/isocut.py b/isocut/isocut.py
index 75dc45d..2f5d6d9 100644
--- a/isocut/isocut.py
+++ b/isocut/isocut.py
@@ -432,7 +432,7 @@ def remake_iso():
     return 0
 
 def add_checksum():
-    cmd = "implantisomd5 {0}".format(ICONFIG.dest_iso)
+    cmd = "implantisosm3 {0}".format(ICONFIG.dest_iso)
     ret = ICONFIG.run_cmd(cmd)
     if ret[0] != 0:
         print("Add checksum failed!!")
diff --git a/isomaker/80-openeuler/runtime-cleanup.tmpl b/isomaker/80-openeuler/runtime-cleanup.tmpl
index 256d013..2ce85ea 100644
--- a/isomaker/80-openeuler/runtime-cleanup.tmpl
+++ b/isomaker/80-openeuler/runtime-cleanup.tmpl
@@ -51,7 +51,7 @@ removepkg notification-daemon
 removepkg logrotate
 remove /etc/logrotate.d
 ## anaconda needs this to do media check
-removefrom isomd5sum --allbut /usr/bin/checkisomd5
+removefrom isosm3sum --allbut /usr/bin/checkisosm3
 
 ## systemd-nspawn isn't very useful and doesn't link anyway without iptables,
 ## and there's no need for a bunch of zsh files without zsh
diff --git a/isomaker/iso.sh b/isomaker/iso.sh
index 38fa4ab..0bdd420 100755
--- a/isomaker/iso.sh
+++ b/isomaker/iso.sh
@@ -30,7 +30,7 @@ function gen_debug_iso()
         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o "${OUTPUT_DIR}/${DBG_ISO_NAME}" -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
         [ $? != 0 ] && return 1
     fi
-    implantisomd5 "${OUTPUT_DIR}/${DBG_ISO_NAME}"
+    implantisosm3 "${OUTPUT_DIR}/${DBG_ISO_NAME}"
     return 0
 }
 
@@ -44,7 +44,7 @@ function gen_standard_iso()
         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o "${OUTPUT_DIR}/${STANDARD_ISO_NAME}" -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
         [ $? != 0 ] && return 1
     fi
-    implantisomd5 "${OUTPUT_DIR}/${STANDARD_ISO_NAME}"
+    implantisosm3 "${OUTPUT_DIR}/${STANDARD_ISO_NAME}"
     return 0
 }
 
@@ -61,7 +61,7 @@ function gen_edge_iso()
         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o "${OUTPUT_DIR}/${EDGE_ISO_NAME}" -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
         [ $? != 0 ] && return 1
     fi
-    implantisomd5 "${OUTPUT_DIR}/${EDGE_ISO_NAME}"
+    implantisosm3 "${OUTPUT_DIR}/${EDGE_ISO_NAME}"
     return 0
 }
 
@@ -97,7 +97,7 @@ function gen_everything_iso()
         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o /result/"${EVE_ISO_NAME}" -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
         [ $? != 0  ] && return 1
     fi
-    implantisomd5 /result/"${EVE_ISO_NAME}"
+    implantisosm3 /result/"${EVE_ISO_NAME}"
     return 0
 }
 
@@ -116,7 +116,7 @@ function gen_everything_debug_iso()
         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o /result/"${EVE_DEBUG_ISO_NAME}" -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
         [ $? != 0  ] && return 1
     fi
-    implantisomd5 /result/"${EVE_DEBUG_ISO_NAME}"
+    implantisosm3 /result/"${EVE_DEBUG_ISO_NAME}"
     return 0
 }
 
@@ -135,7 +135,7 @@ function gen_everything_src_iso()
         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o /result/"${EVE_SRC_ISO_NAME}" -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
         [ $? != 0  ] && return 1
     fi
-    implantisomd5 /result/"${EVE_SRC_ISO_NAME}"
+    implantisosm3 /result/"${EVE_SRC_ISO_NAME}"
     return 0
 }
 
@@ -148,6 +148,6 @@ function gen_netinst_iso()
     elif [ "$ARCH" == "aarch64"  ]; then
         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o /result/"${NETINST_ISO_NAME}" -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
     fi
-    implantisomd5 /result/"${NETINST_ISO_NAME}"
+    implantisosm3 /result/"${NETINST_ISO_NAME}"
     return 0
 }