diff --git a/cps/constants.py b/cps/constants.py
index 48b5a106..ce38e612 100644
--- a/cps/constants.py
+++ b/cps/constants.py
@@ -172,7 +172,7 @@ BookMeta = namedtuple('BookMeta', 'file_path, extension, title, author, cover, d
                                   'series_id, languages, publisher, pubdate, identifiers')
 
 # python build process likes to have x.y.zbw -> b for beta and w a counting number
-STABLE_VERSION =  '0.6.25b'
+STABLE_VERSION =  '0.6.26b'
 
 NIGHTLY_VERSION = dict()
 NIGHTLY_VERSION[0] = '$Format:%H$'
diff --git a/optional-requirements.txt b/optional-requirements.txt
index 32f7efb6..e8465f72 100644
--- a/optional-requirements.txt
+++ b/optional-requirements.txt
@@ -1,5 +1,5 @@
 # GDrive Integration
-google-api-python-client>=1.7.11,<2.200.0
+google-api-python-client>=2.73.00,<2.200.0
 gevent>20.6.0,<24.12.0
 greenlet>=0.4.17,<3.3.0
 httplib2>=0.9.2,<0.23.0
@@ -7,13 +7,13 @@ oauth2client>=4.0.0,<4.1.4
 uritemplate>=3.0.0,<4.3.0
 pyasn1-modules>=0.0.8,<0.7.0
 pyasn1>=0.1.9,<0.7.0
-PyDrive2>=1.3.1,<1.22.0
+PyDrive2>=1.15.0,<1.22.0
 PyYAML>=3.12,<6.1
 rsa>=3.4.2,<4.10.0
 
 # Gmail
-google-auth-oauthlib>=0.4.3,<1.3.0
-google-api-python-client>=1.7.11,<2.200.0
+google-auth-oauthlib>=1.0.0,<1.3.0
+google-api-python-client>=2.73.00,<2.200.0
 
 # goodreads
 goodreads>=0.3.2,<0.4.0
diff --git a/requirements.txt b/requirements.txt
index e6ee645a..44f016cd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,3 +24,4 @@ python-magic>=0.4.27,<0.5.0
 python-magic-bin>=0.4.0,<0.5.0;sys_platform=='win32'
 flask-httpAuth>=4.4.0,<5.0.0
 cryptography>=39.0.0,<45.0.0
+certifi>=2024.7.4,<2025.8.24