diff --git a/requirements-test.txt b/requirements-test.txt
index 4c7875f..4267af1 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,18 +1,19 @@
 # Test dependencies for Masto-RSS bot
+# Updated to latest versions (2025-12-12)
 # Install with: pip install -r requirements-test.txt
 
 # Base requirements
 -r requirements.txt
 
 # Testing framework
-pytest==7.4.4
-pytest-cov==4.1.0
-pytest-mock==3.12.0
+pytest==9.0.2
+pytest-cov==6.0.0
+pytest-mock==3.14.0
 
 # Code quality
-flake8==7.0.0
-black==24.1.1
-mypy==1.8.0
+flake8==7.1.1
+black==25.12.0
+mypy==1.19.0
 
 # Coverage reporting
-coverage==7.4.0
+coverage==7.6.12
diff --git a/requirements.txt b/requirements.txt
index eff8509..5e92ed8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,28 +1,26 @@
 #
-# This file is autogenerated by pip-compile with Python 3.10
-# by the following command:
-#
-#    pip-compile
+# Updated dependencies to latest versions (2025-12-12)
+# Major updates: Mastodon.py 1.8.1 -> 2.1.4, requests 2.32.2 -> 2.32.5
 #
 blurhash==1.1.4
     # via mastodon-py
-certifi==2024.7.4
+certifi==2025.11.12
     # via requests
 charset-normalizer==3.3.2
     # via requests
 decorator==5.1.1
     # via mastodon-py
-feedparser==6.0.11
+feedparser==6.0.12
     # via -r requirements.in
-idna==3.7
+idna==3.11
     # via requests
-mastodon-py==1.8.1
+mastodon-py==2.1.4
     # via -r requirements.in
-python-dateutil==2.8.2
+python-dateutil==2.9.0.post0
     # via mastodon-py
 python-magic==0.4.27
     # via mastodon-py
-requests==2.32.2
+requests==2.32.5
     # via mastodon-py
 sgmllib3k==1.0.0
     # via feedparser
@@ -30,5 +28,5 @@ six==1.16.0
     # via
     #   mastodon-py
     #   python-dateutil
-urllib3==2.2.2
+urllib3==2.6.2
     # via requests