diff --git a/gallery_dl/extractor/redgifs.py b/gallery_dl/extractor/redgifs.py
index 2c3ed44657..3a4fb0e566 100644
--- a/gallery_dl/extractor/redgifs.py
+++ b/gallery_dl/extractor/redgifs.py
@@ -53,6 +53,7 @@ def _formats(self, gif):
         for fmt in self.formats:
             url = urls.get(fmt)
             if url:
+                url = url.replace("//thumbs2.", "//thumbs3.", 1)
                 text.nameext_from_url(url, gif)
                 yield url