diff --git a/src/click/core.py b/src/click/core.py
index de129ec2c..1d809739c 100644
--- a/src/click/core.py
+++ b/src/click/core.py
@@ -2427,7 +2427,7 @@ def make_metavar(self, ctx: Context) -> str:
         if metavar is None:
             metavar = self.type.name.upper()
 
-        if self.nargs != 1:
+        if self.nargs != 1 or self.multiple:
             metavar += "..."
 
         return metavar
diff --git a/tests/test_options.py b/tests/test_options.py
index 2547cc99f..5c2695906 100644
--- a/tests/test_options.py
+++ b/tests/test_options.py
@@ -582,6 +582,18 @@ def cmd(arg, arg2):
     assert "1, 2" in result.output
 
 
+def test_multiple_option_help_shows_repeated_metavar(runner):
+    @click.command()
+    @click.option("--foo", multiple=True, help="A list of foo strings.")
+    def cmd(foo):
+        pass
+
+    result = runner.invoke(cmd, ["--help"])
+
+    assert not result.exception
+    assert "--foo TEXT...  A list of foo strings." in result.output
+
+
 def test_show_default_default_map(runner):
     @click.command()
     @click.option("--arg", default="a", show_default=True)