diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4c98275..f21a368 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -124,8 +124,8 @@ jobs:
   #   This job doesn't work with GitHub Actions using macOS 11+ because "load_osxfuse" returns
   #   "exit code = 1".(requires OS reboot)
   #
-  macos12:
-    runs-on: macos-12
+  macos-13:
+    runs-on: macos-13
 
     steps:
       - name: Checkout source code
diff --git a/test/integration-test-main.sh b/test/integration-test-main.sh
index a6e6971..f6df6f7 100755
--- a/test/integration-test-main.sh
+++ b/test/integration-test-main.sh
@@ -654,7 +654,7 @@ function test_multipart_mix {
     #     it makes no sense, but copying files is because it leaves no cache.
     #
     cp "${TEMP_DIR}/${BIG_FILE}" "${TEMP_DIR}/${BIG_FILE}-mix"
-    cp "${BIG_FILE}" "${BIG_FILE}-mix"
+    cp_avoid_xattr_err "${BIG_FILE}" "${BIG_FILE}-mix"
 
     local MODIFY_START_BLOCK=$((15*1024*1024/2/4))
     echo -n "0123456789ABCDEF" | dd of="${BIG_FILE}-mix" bs=4 count=4 seek="${MODIFY_START_BLOCK}" conv=notrunc
@@ -671,7 +671,7 @@ function test_multipart_mix {
     #     modify directly(over file end offset)
     #
     cp "${TEMP_DIR}/${BIG_FILE}" "${TEMP_DIR}/${BIG_FILE}-mix"
-    cp "${BIG_FILE}" "${BIG_FILE}-mix"
+    cp_avoid_xattr_err "${BIG_FILE}" "${BIG_FILE}-mix"
 
     local OVER_FILE_BLOCK_POS=$((26*1024*1024/4))
     echo -n "0123456789ABCDEF" | dd of="${BIG_FILE}-mix" bs=4 count=4 seek="${OVER_FILE_BLOCK_POS}" conv=notrunc
@@ -687,7 +687,7 @@ function test_multipart_mix {
     # (3) Writing from the 0th byte
     #
     cp "${TEMP_DIR}/${BIG_FILE}" "${TEMP_DIR}/${BIG_FILE}-mix"
-    cp "${BIG_FILE}" "${BIG_FILE}-mix"
+    cp_avoid_xattr_err "${BIG_FILE}" "${BIG_FILE}-mix"
 
     echo -n "0123456789ABCDEF" | dd of="${BIG_FILE}-mix" bs=4 count=4 seek=0 conv=notrunc
     echo -n "0123456789ABCDEF" | dd of="${TEMP_DIR}/${BIG_FILE}-mix" bs=4 count=4 seek=0 conv=notrunc
@@ -703,7 +703,7 @@ function test_multipart_mix {
     #     modify directly(seek 1MB offset)
     #
     cp "${TEMP_DIR}/${BIG_FILE}" "${TEMP_DIR}/${BIG_FILE}-mix"
-    cp "${BIG_FILE}" "${BIG_FILE}-mix"
+    cp_avoid_xattr_err "${BIG_FILE}" "${BIG_FILE}-mix"
 
     local MODIFY_START_BLOCK=$((1*1024*1024))
     echo -n "0123456789ABCDEF" | dd of="${BIG_FILE}-mix" bs=4 count=4 seek="${MODIFY_START_BLOCK}" conv=notrunc
@@ -874,7 +874,7 @@ function test_mtime_file {
     mk_test_file
 
     #copy the test file with preserve mode
-    cp -p "${TEST_TEXT_FILE}" "${ALT_TEST_TEXT_FILE}"
+    cp_avoid_xattr_err -p "${TEST_TEXT_FILE}" "${ALT_TEST_TEXT_FILE}"
 
     local testmtime; testmtime=$(get_mtime "${TEST_TEXT_FILE}")
     local testctime; testctime=$(get_ctime "${TEST_TEXT_FILE}")
@@ -1099,7 +1099,7 @@ function test_update_time_cp_p() {
     # cp -p -> update ctime, not update atime/mtime
     #
     local TIME_TEST_TEXT_FILE=test-s3fs-time.txt
-    cp -p "${TEST_TEXT_FILE}" "${TIME_TEST_TEXT_FILE}"
+    cp_avoid_xattr_err -p "${TEST_TEXT_FILE}" "${TIME_TEST_TEXT_FILE}"
     local atime; atime=$(get_atime "${TIME_TEST_TEXT_FILE}")
     local ctime; ctime=$(get_ctime "${TIME_TEST_TEXT_FILE}")
     local mtime; mtime=$(get_mtime "${TIME_TEST_TEXT_FILE}")
diff --git a/test/test-utils.sh b/test/test-utils.sh
index 93db55d..44cc336 100644
--- a/test/test-utils.sh
+++ b/test/test-utils.sh
@@ -434,6 +434,39 @@ function wait_ostype() {
     fi
 }
 
+#
+# Avoid extended attribute errors when copying on macos(fuse-t)
+#
+# [NOTE][FIXME]
+# This avoids an error that occurs when copying (cp command) on macos
+# (fuse-t) stating that extended attributes cannot be copied and the
+# exit code becomes anything other than 0.
+#Even if this error occurs, the copy itself is successful.
+#
+# This issue is currently(2024/11/7) still in the process of being
+# fixed, so we will wait and see.
+# This issue only occurred in the test_multipart_mix test with the
+# nocopyapi option, but in macos-13 Github Actions, it occurs in
+# some tests that use the use_xattr option.
+#
+function cp_avoid_xattr_err() {
+    if uname | grep -q Darwin; then
+        if ! cp "$@"; then
+            return $?
+        fi
+    else
+        local CP_RESULT="";
+        if ! CP_RESULT=$(cp "$@" 2>&1); then
+            local CP_EXITCODE=$?
+            if ! echo "${CP_RESULT}" | grep -q -i "Result too large"; then
+                return "${CP_EXITCODE}"
+            fi
+            echo "[FIXME: MACOS] ${CP_RESULT}"
+        fi
+    fi
+    return 0
+}
+
 #
 # Local variables:
 # tab-width: 4