diff --git a/gallery_dl/extractor/booru.py b/gallery_dl/extractor/booru.py
index f0378803..aaddbaac 100644
--- a/gallery_dl/extractor/booru.py
+++ b/gallery_dl/extractor/booru.py
@@ -60,7 +60,7 @@ class BooruExtractor(SharedConfigExtractor):
 
             if len(images) < self.per_page:
                 return
-            self.update_page(data)
+            self.update_page(images[-1])
 
     def reset_page(self):
         """Initialize params to point to the first page"""
diff --git a/gallery_dl/extractor/danbooru.py b/gallery_dl/extractor/danbooru.py
index 0f952920..cb32052f 100644
--- a/gallery_dl/extractor/danbooru.py
+++ b/gallery_dl/extractor/danbooru.py
@@ -37,6 +37,10 @@ class DanbooruTagExtractor(booru.TagMixin, DanbooruExtractor):
         ("https://danbooru.donmai.us/posts?tags=bonocho", {
             "content": "b196fb9f1668109d7774a0a82efea3ffdda07746",
         }),
+        # test page transitions
+        ("https://danbooru.donmai.us/posts?tags=canvas_%28cocktail_soft%29", {
+            "count": ">= 50",
+        }),
         ("https://hijiribe.donmai.us/posts?tags=bonocho", None),
         ("https://sonohara.donmai.us/posts?tags=bonocho", None),
         ("https://safebooru.donmai.us/posts?tags=bonocho", None),
@@ -53,7 +57,7 @@ class DanbooruPoolExtractor(booru.PoolMixin, DanbooruExtractor):
 
 class DanbooruPostExtractor(booru.PostMixin, DanbooruExtractor):
     """Extractor for single images from danbooru"""
-    pattern = [BASE_PATTERN + "/posts/(?P<post>\d+)"]
+    pattern = [BASE_PATTERN + r"/posts/(?P<post>\d+)"]
     test = [("https://danbooru.donmai.us/posts/294929", {
         "content": "5e255713cbf0a8e0801dc423563c34d896bb9229",
     })]
diff --git a/gallery_dl/extractor/seiga.py b/gallery_dl/extractor/seiga.py
index 637a8f6a..93249007 100644
--- a/gallery_dl/extractor/seiga.py
+++ b/gallery_dl/extractor/seiga.py
@@ -80,7 +80,7 @@ class SeigaUserExtractor(SeigaExtractor):
                 "user": {
                     "id": 39537793,
                     "message": str,
-                    "name": "Neko",
+                    "name": str,
                 },
                 "clips": int,
                 "comments": int,