diff --git a/requirements/common.in b/requirements/common.in
index 91ed4ca0256..06fbc3051b0 100644
--- a/requirements/common.in
+++ b/requirements/common.in
@@ -24,7 +24,7 @@ python-dateutil==2.9.0.post0
 django-filter==24.3  # Listed in DEFAULT_FILTER_BACKENDS on settings.py
 django-redis==5.4.0  # Listed in CACHES on settings.py
 
-taskcluster==76.0.0  # import taskcluster
+taskcluster==77.0.0  # import taskcluster
 python-jose[pycryptodome]==3.3.0  # from jose import jwt
 
 furl==2.1.3  # Imported as furl
diff --git a/requirements/common.txt b/requirements/common.txt
index 612e1265106..e97c6979c96 100644
--- a/requirements/common.txt
+++ b/requirements/common.txt
@@ -1479,9 +1479,9 @@ tabulate==0.9.0 \
     --hash=sha256:0095b12bf5966de529c0feb1fa08671671b3368eec77d7ef7ab114be2c068b3c \
     --hash=sha256:024ca478df22e9340661486f85298cff5f6dcdba14f3813e8830015b9ed1948f
     # via mozci
-taskcluster==76.0.0 \
-    --hash=sha256:27e2a2b269cd6d0e134ee6f9bae5fdffdfe0e1bee53d85bc1972a1d2a10398d4 \
-    --hash=sha256:a4d8d894e777365578f8cfc6d9dab031193a924410490aa2d4349d355a4d9535
+taskcluster==77.0.0 \
+    --hash=sha256:8bcca84a16dbc5358608b763a7856070bd2f47f14f62f5aca3851ee0c5eaccca \
+    --hash=sha256:ebbf5997d974a59af90cb17d583031c990f8ecb79ccbf88edca8daedf07b2fb0
     # via
     #   -r requirements/common.in
     #   mozci