diff --git a/boofilsic/settings.py b/boofilsic/settings.py
index 233efbd5..1047b79b 100644
--- a/boofilsic/settings.py
+++ b/boofilsic/settings.py
@@ -102,7 +102,7 @@
     # The Movie Database (TMDB) - https://developer.themoviedb.org/
     TMDB_API_V3_KEY=(str, "TESTONLY"),
     # Google Books - https://developers.google.com/books/docs/v1/using - not used at the moment
-    GOOGLE_API_KEY=(str, "TESTONLY"),
+    GOOGLE_API_KEY=(str, ""),
     # Discogs - personal access token from https://www.discogs.com/settings/developers
     DISCOGS_API_KEY=(str, "TESTONLY"),
     # IGDB - https://api-docs.igdb.com/
@@ -272,7 +272,7 @@
 SPOTIFY_CREDENTIAL = env("SPOTIFY_API_KEY")
 TMDB_API3_KEY = env("TMDB_API_V3_KEY")
 # TMDB_API4_KEY = env('TMDB_API_V4_KEY')
-# GOOGLE_API_KEY = env('GOOGLE_API_KEY')
+GOOGLE_API_KEY = env("GOOGLE_API_KEY")
 DISCOGS_API_KEY = env("DISCOGS_API_KEY")
 IGDB_CLIENT_ID = env("IGDB_API_CLIENT_ID")
 IGDB_CLIENT_SECRET = env("IGDB_API_CLIENT_SECRET")
diff --git a/catalog/common/downloaders.py b/catalog/common/downloaders.py
index 341ca00e..38801ecf 100644
--- a/catalog/common/downloaders.py
+++ b/catalog/common/downloaders.py
@@ -22,6 +22,7 @@
 RESPONSE_INVALID_CONTENT = -1  # content not valid but no need to retry
 RESPONSE_NETWORK_ERROR = -2  # network error, retry next proxied url
 RESPONSE_CENSORSHIP = -3  # censored, try sth special if possible
+RESPONSE_QUOTA_EXCEEDED = -4
 
 _mock_mode = False
 
@@ -123,6 +124,8 @@ def __init__(self, downloader, msg=None):
             error = "Network Error"
         elif downloader.response_type == RESPONSE_CENSORSHIP:
             error = "Censored Content"
+        elif downloader.response_type == RESPONSE_QUOTA_EXCEEDED:
+            error = "API Quota Exceeded"
         else:
             error = "Unknown Error"
         self.message = (
@@ -169,6 +172,8 @@ def validate_response(self, response) -> int:
             return RESPONSE_NETWORK_ERROR
         elif response.status_code == 200:
             return RESPONSE_OK
+        elif response.status_code == 429:
+            return RESPONSE_QUOTA_EXCEEDED
         else:
             return RESPONSE_INVALID_CONTENT
 
@@ -214,14 +219,6 @@ def download(self):
 
 
 class BasicDownloader2(BasicDownloader):
-    def validate_response(self, response) -> int:
-        if response is None:
-            return RESPONSE_NETWORK_ERROR
-        elif response.status_code == 200:
-            return RESPONSE_OK
-        else:
-            return RESPONSE_INVALID_CONTENT
-
     def _download(self, url):
         try:
             if not _mock_mode:
diff --git a/catalog/sites/google_books.py b/catalog/sites/google_books.py
index 46a9efbb..dfcee10f 100644
--- a/catalog/sites/google_books.py
+++ b/catalog/sites/google_books.py
@@ -1,6 +1,9 @@
 import logging
 import re
 
+from django.conf import settings
+
+from catalog.book.utils import isbn_10_to_13
 from catalog.common import *
 from catalog.models import *
 
@@ -25,6 +28,8 @@ def id_to_url(cls, id_value):
 
     def scrape(self):
         api_url = f"https://www.googleapis.com/books/v1/volumes/{self.id_value}"
+        if settings.GOOGLE_API_KEY:
+            api_url += f"?key={settings.GOOGLE_API_KEY}"
         b = BasicDownloader(api_url).download().json()
         other = {}
         title = b["volumeInfo"]["title"]
@@ -77,7 +82,7 @@ def scrape(self):
                 isbn10 = iid["identifier"]
             if iid["type"] == "ISBN_13":
                 isbn13 = iid["identifier"]
-        isbn = isbn13  # if isbn13 is not None else isbn10
+        isbn = isbn13 if isbn13 is not None else isbn_10_to_13(isbn10)
 
         raw_img, ext = BasicImageDownloader.download_image(img_url, None, headers={})
         data = {
diff --git a/catalog/sites/spotify.py b/catalog/sites/spotify.py
index da17ff35..5cea0cc7 100644
--- a/catalog/sites/spotify.py
+++ b/catalog/sites/spotify.py
@@ -41,7 +41,10 @@ def id_to_url(cls, id_value):
 
     def scrape(self):
         api_url = f"https://api.spotify.com/v1/albums/{self.id_value}"
-        headers = {"Authorization": f"Bearer {get_spotify_token()}"}
+        headers = {
+            "Authorization": f"Bearer {get_spotify_token()}",
+            "User-Agent": settings.NEODB_USER_AGENT,
+        }
         res_data = BasicDownloader(api_url, headers=headers).download().json()
         artist = []
         for artist_dict in res_data["artists"]: