diff --git a/filters.go b/filters.go
index d08e934..2480944 100644
--- a/filters.go
+++ b/filters.go
@@ -215,7 +215,7 @@ func filterTruncatesentencesHtml(in *pongo2.Value, param *pongo2.Value) (*pongo2
 		return idx
 	}, func() {})
 
-	return pongo2.AsValue(new_output.String()), nil
+	return pongo2.AsSafeValue(new_output.String()), nil
 }
 
 func filterTimeuntilTimesince(in *pongo2.Value, param *pongo2.Value) (*pongo2.Value, error) {
diff --git a/filters_test.go b/filters_test.go
index 30db2ba..f38aeff 100644
--- a/filters_test.go
+++ b/filters_test.go
@@ -77,10 +77,10 @@ func (s *TestSuite1) TestFilters(c *C) {
 		Equals, "This is a first sentence with a 4.50 number. The second one is even more fun! Isn't it?")
 
 	// Truncatesentences_html
-	c.Assert(pongo2.RenderTemplateString("{{ text|truncatesentences_html:2|safe }}", pongo2.Context{
+	c.Assert(pongo2.RenderTemplateString("{{ text|truncatesentences_html:2 }}", pongo2.Context{
 		"text": `<div class="test"><ul><li>This is a first sentence with a 4.50 number.</li><li>The second one is even more fun! Isn't it?</li><li>Last sentence, okay.</li></ul></div>`}),
 		Equals, `<div class="test"><ul><li>This is a first sentence with a 4.50 number.</li><li>The second one is even more fun!</li></ul></div>`)
-	c.Assert(pongo2.RenderTemplateString("{{ text|truncatesentences_html:3|safe }}", pongo2.Context{
+	c.Assert(pongo2.RenderTemplateString("{{ text|truncatesentences_html:3 }}", pongo2.Context{
 		"text": `<div class="test"><ul><li>This is a first sentence with a 4.50 number.</li><li>The second one is even more fun! Isn't it?</li><li>Last sentence, okay.</li></ul></div>`}),
 		Equals, `<div class="test"><ul><li>This is a first sentence with a 4.50 number.</li><li>The second one is even more fun! Isn't it?</li></ul></div>`)
 }