diff --git a/lib/liquid/spec/cli/features.rb b/lib/liquid/spec/cli/features.rb
index 711451c..051ac16 100644
--- a/lib/liquid/spec/cli/features.rb
+++ b/lib/liquid/spec/cli/features.rb
@@ -94,6 +94,13 @@ module Features
             recommendation: :unnecessary,
             note: "Ruby implementation detail. Tests internal drop mechanics.",
           },
+          to_liquid_call_count: {
+            description: "Tests asserting Ruby's exact to_liquid invocation count",
+            recommendation: :unnecessary,
+            note: "Ruby implementation detail. Ruby liquifies a value in find_variable and " \
+              "again in filter invoke; engines that liquify once (or lower filters like " \
+              "`default` to bytecode) legitimately observe a different count.",
+          },
           drop_class_output: {
             description: "Tests expecting drop class name in output (Liquid::Drop)",
             recommendation: :unnecessary,
diff --git a/specs/liquid_ruby/standard_filters.yml b/specs/liquid_ruby/standard_filters.yml
index 6fdb680..e556509 100644
--- a/specs/liquid_ruby/standard_filters.yml
+++ b/specs/liquid_ruby/standard_filters.yml
@@ -1211,6 +1211,7 @@ specs:
   complexity: 160
   features:
   - ruby_drops
+  - to_liquid_call_count
 - name: StandardFilterTest#test_default_446f9bac
   template: "{{ a0 | default }}"
   environment: