diff --git a/mmc/obmc-flash-bios b/mmc/obmc-flash-bios
index 7b1f79b..88ad6d1 100644
--- a/mmc/obmc-flash-bios
+++ b/mmc/obmc-flash-bios
@@ -66,7 +66,26 @@
         if [ -L "${running_dir}/${prsv}" ]; then
           # Preserve the symlink target file
           prsv="$(readlink "${running_dir}/${prsv}")"
-          cp -p ${running_dir}/"${prsv}" ${prsv_dir}
+          runsize="$(stat -c '%s' "${running_dir}/${prsv}")"
+          rosize="$(stat -c '%s' "${ro_dir}/${prsv}")"
+          if [ "$runsize" != "$rosize" ]; then
+              # Partition size may have changed or became corrupted
+              # So it will not be copied to the preserved directory
+              # Log PEL to indicate such
+              busctl call xyz.openbmc_project.Logging \
+              /xyz/openbmc_project/logging \
+              xyz.openbmc_project.Logging.Create Create "ssa{ss}" \
+              xyz.openbmc_project.Software.Version.Error.HostFile \
+              xyz.openbmc_project.Logging.Entry.Level.Error 3 "FILE_NAME" \
+              "${prsv}" "CURRENT_FILE_SIZE" "${runsize}" "EXPECTED_FILE_SIZE" \
+              "${rosize}"
+              # Initiate dump
+              busctl call xyz.openbmc_project.Dump.Manager \
+              /xyz/openbmc_project/dump/bmc xyz.openbmc_project.Dump.Create \
+              CreateDump "a{sv}" 0
+          else
+              cp -p ${running_dir}/"${prsv}" ${prsv_dir}
+          fi
         fi
       done
     fi