diff --git a/install-release.sh b/install-release.sh
index 9bccc4b..bdf03d4 100644
--- a/install-release.sh
+++ b/install-release.sh
@@ -87,14 +87,12 @@ download_xray() {
 }
 
 verification_xray() {
-    for LISTSUM in 'md5' 'sha1' 'sha256' 'sha512'; do
-        SUM="$(${LISTSUM}sum $ZIP_FILE | sed 's/ .*//')"
-        CHECKSUM="$(grep $(echo $LISTSUM | tr [:lower:] [:upper:]) $ZIP_FILE.dgst | uniq | sed 's/.* //')"
-        if [ "$SUM" != "$CHECKSUM" ]; then
-            echo 'error: Check failed! Please check your network or try again.'
-            exit 1
-        fi
-    done
+  CHECKSUM=$(cat "$ZIP_FILE".dgst | awk -F '= ' '/256=/ {print $2}')
+  LOCALSUM=$(sha256sum "$ZIP_FILE" | awk '{printf $1}')
+  if [[ "$CHECKSUM" != "$LOCALSUM" ]]; then
+    echo 'error: SHA256 check failed! Please check your network or try again.'
+    return 1
+  fi
 }
 
 decompression() {