diff --git a/src/filters.rs b/src/filters.rs
index 07bb937a..734eb2a4 100644
--- a/src/filters.rs
+++ b/src/filters.rs
@@ -30,17 +30,19 @@ impl ResolveFilter for AddSlashesFilter {
     fn resolve<'t, 'py>(
         &self,
         variable: Option<Content<'t, 'py>>,
-        _py: Python<'py>,
+        py: Python<'py>,
         _template: TemplateString<'t>,
-        context: &mut Context,
+        _context: &mut Context,
     ) -> TemplateResult<'t, 'py> {
         let content = match variable {
-            Some(content) => content
-                .render(context)?
-                .replace(r"\", r"\\")
-                .replace("\"", "\\\"")
-                .replace("'", r"\'")
-                .into_content(),
+            Some(content) => {
+                let content = content.to_py(py).str()?.extract::<String>()?;
+                content
+                    .replace(r"\", r"\\")
+                    .replace("\"", "\\\"")
+                    .replace("'", r"\'")
+                    .into_content()
+            }
             None => "".into_content(),
         };
         Ok(content)
diff --git a/tests/filters/test_addslashes.py b/tests/filters/test_addslashes.py
index b0268dab..f280621b 100644
--- a/tests/filters/test_addslashes.py
+++ b/tests/filters/test_addslashes.py
@@ -25,18 +25,12 @@ def test_addslashes01(self):
     self.assertEqual(output, r"<a>\' <a>\'")
 
 
-@pytest.mark.xfail(reason="autoescape not there yet")
-def test_addslashes02(self):
-    """@setup({"addslashes02": "{{ a|addslashes }} {{ b|addslashes }}"})"""
+def test_addslashes02(assert_render):
     template = "{{ a|addslashes }} {{ b|addslashes }}"
+    context = {"a": "<a>'", "b": mark_safe("<a>'")}
+    expected = r"&lt;a&gt;\&#x27; <a>\'"
 
-    django_template = engines["django"].from_string(template)  # noqa
-    rust_template = engines["rusty"].from_string(template)  # noqa
-
-    output = self.engine.render_to_string(
-        "addslashes02", {"a": "<a>'", "b": mark_safe("<a>'")}
-    )
-    self.assertEqual(output, r"&lt;a&gt;\&#x27; <a>\'")
+    assert_render(template, context, expected)
 
 
 def test_quotes(assert_render):