diff --git a/third_party/txt/src/txt/font_collection.cc b/third_party/txt/src/txt/font_collection.cc
index a2399dd2d0d49..5503e54e03ff2 100644
--- a/third_party/txt/src/txt/font_collection.cc
+++ b/third_party/txt/src/txt/font_collection.cc
@@ -133,10 +133,9 @@ FontCollection::GetMinikinFontCollectionForFamily(
     };
     if (enable_font_fallback_) {
       for (std::string fallback_family : fallback_fonts_for_locale_[locale]) {
-        std::shared_ptr<minikin::FontFamily> fallback_font_ =
-            fallback_fonts_[fallback_family];
-        if (fallback_font_.get() != nullptr) {
-          minikin_families.push_back(fallback_font_);
+        auto it = fallback_fonts_.find(fallback_family);
+        if (it != fallback_fonts_.end()) {
+          minikin_families.push_back(it->second);
         }
       }
     }