diff --git a/tools/linter_lib/custom_check.py b/tools/linter_lib/custom_check.py
index d692f227eb..fa96720651 100644
--- a/tools/linter_lib/custom_check.py
+++ b/tools/linter_lib/custom_check.py
@@ -534,12 +534,11 @@ def build_custom_checkers(by_lang):
          'description': "The S in Terms of Service is capitalized"},
     ]) + comma_whitespace_rule
     html_rules = whitespace_rules + prose_style_rules + [
-        {'pattern': 'placeholder="[^{](?:(?!\.com).)+$',
+        {'pattern': 'placeholder="[^{#](?:(?!\.com).)+$',
          'description': "`placeholder` value should be translatable.",
          'exclude_line': [('templates/zerver/register.html', 'placeholder="acme"'),
                           ('templates/zerver/register.html', 'placeholder="Acme or Aκμή"')],
          'exclude': set(["static/templates/settings/emoji-settings-admin.handlebars",
-                         "static/templates/settings/realm-filter-settings-admin.handlebars",
                          "static/templates/settings/bot-settings.handlebars"]),
          'good_lines': ['<input class="stream-list-filter" type="text" placeholder="{{ _(\'Search streams\') }}" />'],
          'bad_lines': ['<input placeholder="foo">']},