diff --git a/auth/poetry.lock b/auth/poetry.lock
index 5adcaec18..ebb114cea 100644
--- a/auth/poetry.lock
+++ b/auth/poetry.lock
@@ -1077,14 +1077,14 @@ testing = ["coverage (>=6.2)", "hypothesis (>=5.7.1)"]
 
 [[package]]
 name = "pytest-mock"
-version = "3.15.1"
+version = "3.16.0"
 description = "Thin-wrapper around the mock package for easier use with pytest"
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.10"
 groups = ["dev"]
 files = [
-    {file = "pytest_mock-3.15.1-py3-none-any.whl", hash = "sha256:0a25e2eb88fe5168d535041d09a4529a188176ae608a6d249ee65abc0949630d"},
-    {file = "pytest_mock-3.15.1.tar.gz", hash = "sha256:1849a238f6f396da19762269de72cb1814ab44416fa73a8686deac10b0d87a0f"},
+    {file = "pytest_mock-3.16.0-py3-none-any.whl", hash = "sha256:007cfeb257801d88d9c0b2a7b5a15a15e73b71968dfd72e7bf8c4a2f8393aec8"},
+    {file = "pytest_mock-3.16.0.tar.gz", hash = "sha256:5a8395528b8f498205f3718f575228d0edaed7425fff638f87d1a6c3e0383636"},
 ]
 
 [package.dependencies]
@@ -1302,4 +1302,4 @@ propcache = ">=0.2.1"
 [metadata]
 lock-version = "2.1"
 python-versions = ">= 3.10, < 4.0"
-content-hash = "41da4509733800f588bf7eb348957d5024845837be98777bf0017c07e24c3c0c"
+content-hash = "97e7fafb3d0a8618bb663eb67503bc5d82225e4d311b5e8b96e43a1a9dafc95f"
diff --git a/auth/pyproject.toml b/auth/pyproject.toml
index 26d3fdd48..f0ceee8dc 100644
--- a/auth/pyproject.toml
+++ b/auth/pyproject.toml
@@ -32,7 +32,7 @@ tenacity = ">= 8.2.0, < 10.0.0"
 [tool.poetry.group.dev.dependencies]
 pytest = "9.1.1"
 pytest-asyncio = "1.4.0"
-pytest-mock = "3.15.1"
+pytest-mock = "3.16.0"
 
 [[tool.poetry.source]]
 name = "pypi"
diff --git a/bigquery/poetry.lock b/bigquery/poetry.lock
index ceca90e77..53255e29f 100644
--- a/bigquery/poetry.lock
+++ b/bigquery/poetry.lock
@@ -1146,14 +1146,14 @@ testing = ["coverage (>=6.2)", "hypothesis (>=5.7.1)"]
 
 [[package]]
 name = "pytest-mock"
-version = "3.15.1"
+version = "3.16.0"
 description = "Thin-wrapper around the mock package for easier use with pytest"
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.10"
 groups = ["dev"]
 files = [
-    {file = "pytest_mock-3.15.1-py3-none-any.whl", hash = "sha256:0a25e2eb88fe5168d535041d09a4529a188176ae608a6d249ee65abc0949630d"},
-    {file = "pytest_mock-3.15.1.tar.gz", hash = "sha256:1849a238f6f396da19762269de72cb1814ab44416fa73a8686deac10b0d87a0f"},
+    {file = "pytest_mock-3.16.0-py3-none-any.whl", hash = "sha256:007cfeb257801d88d9c0b2a7b5a15a15e73b71968dfd72e7bf8c4a2f8393aec8"},
+    {file = "pytest_mock-3.16.0.tar.gz", hash = "sha256:5a8395528b8f498205f3718f575228d0edaed7425fff638f87d1a6c3e0383636"},
 ]
 
 [package.dependencies]
@@ -1371,4 +1371,4 @@ propcache = ">=0.2.1"
 [metadata]
 lock-version = "2.1"
 python-versions = ">= 3.10, < 4.0"
-content-hash = "4f47d6d45c80731e0a05aceb7a119a91cbc13bbdfb7432625e5b50fa0428c009"
+content-hash = "c6f637ca855ea72d998390782f5f139ec79a9bcd5bbb9fd1e9eaa1decbd44e85"
diff --git a/bigquery/pyproject.toml b/bigquery/pyproject.toml
index 153862b37..2a21484ca 100644
--- a/bigquery/pyproject.toml
+++ b/bigquery/pyproject.toml
@@ -29,7 +29,7 @@ gcloud-aio-datastore = { path = "../datastore" }
 gcloud-aio-storage = { path = "../storage" }
 pytest = "9.1.1"
 pytest-asyncio = "1.4.0"
-pytest-mock = "3.15.1"
+pytest-mock = "3.16.0"
 tenacity = "9.1.4"
 
 [[tool.poetry.source]]
diff --git a/datastore/poetry.lock b/datastore/poetry.lock
index cc3af022f..8c92eb644 100644
--- a/datastore/poetry.lock
+++ b/datastore/poetry.lock
@@ -1129,14 +1129,14 @@ testing = ["coverage (>=6.2)", "hypothesis (>=5.7.1)"]
 
 [[package]]
 name = "pytest-mock"
-version = "3.15.1"
+version = "3.16.0"
 description = "Thin-wrapper around the mock package for easier use with pytest"
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.10"
 groups = ["dev"]
 files = [
-    {file = "pytest_mock-3.15.1-py3-none-any.whl", hash = "sha256:0a25e2eb88fe5168d535041d09a4529a188176ae608a6d249ee65abc0949630d"},
-    {file = "pytest_mock-3.15.1.tar.gz", hash = "sha256:1849a238f6f396da19762269de72cb1814ab44416fa73a8686deac10b0d87a0f"},
+    {file = "pytest_mock-3.16.0-py3-none-any.whl", hash = "sha256:007cfeb257801d88d9c0b2a7b5a15a15e73b71968dfd72e7bf8c4a2f8393aec8"},
+    {file = "pytest_mock-3.16.0.tar.gz", hash = "sha256:5a8395528b8f498205f3718f575228d0edaed7425fff638f87d1a6c3e0383636"},
 ]
 
 [package.dependencies]
@@ -1354,4 +1354,4 @@ propcache = ">=0.2.1"
 [metadata]
 lock-version = "2.1"
 python-versions = ">= 3.10, < 4.0"
-content-hash = "bf4d3470611df538232f5827069acf9942e761c3470f8666db83095481d924b8"
+content-hash = "52c64f52a0511a70461d8cabb9228200d76cd74f7c489c1bce0be1ec89e0fd9d"
diff --git a/datastore/pyproject.toml b/datastore/pyproject.toml
index bd7d948e0..3bb20d24d 100644
--- a/datastore/pyproject.toml
+++ b/datastore/pyproject.toml
@@ -29,7 +29,7 @@ gcloud-aio-auth = { path = "../auth" }
 gcloud-aio-storage = { path = "../storage" }
 pytest = "9.1.1"
 pytest-asyncio = "1.4.0"
-pytest-mock = "3.15.1"
+pytest-mock = "3.16.0"
 
 [[tool.poetry.source]]
 name = "pypi"
diff --git a/pubsub/poetry.lock b/pubsub/poetry.lock
index 3e932326e..e3f88d057 100644
--- a/pubsub/poetry.lock
+++ b/pubsub/poetry.lock
@@ -1115,14 +1115,14 @@ testing = ["coverage (>=6.2)", "hypothesis (>=5.7.1)"]
 
 [[package]]
 name = "pytest-mock"
-version = "3.15.1"
+version = "3.16.0"
 description = "Thin-wrapper around the mock package for easier use with pytest"
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.10"
 groups = ["dev"]
 files = [
-    {file = "pytest_mock-3.15.1-py3-none-any.whl", hash = "sha256:0a25e2eb88fe5168d535041d09a4529a188176ae608a6d249ee65abc0949630d"},
-    {file = "pytest_mock-3.15.1.tar.gz", hash = "sha256:1849a238f6f396da19762269de72cb1814ab44416fa73a8686deac10b0d87a0f"},
+    {file = "pytest_mock-3.16.0-py3-none-any.whl", hash = "sha256:007cfeb257801d88d9c0b2a7b5a15a15e73b71968dfd72e7bf8c4a2f8393aec8"},
+    {file = "pytest_mock-3.16.0.tar.gz", hash = "sha256:5a8395528b8f498205f3718f575228d0edaed7425fff638f87d1a6c3e0383636"},
 ]
 
 [package.dependencies]
@@ -1340,4 +1340,4 @@ propcache = ">=0.2.1"
 [metadata]
 lock-version = "2.1"
 python-versions = ">= 3.10, < 4.0"
-content-hash = "a37ba53d336af6d4d19d4919e9411920412bd418afaed31cd46e0dc50ecbbd58"
+content-hash = "193aac5c7c623baaf3a570338c53134ef7b970fbee0bd977d3181e33f347c312"
diff --git a/pubsub/pyproject.toml b/pubsub/pyproject.toml
index 0b6a82c9a..8b1607968 100644
--- a/pubsub/pyproject.toml
+++ b/pubsub/pyproject.toml
@@ -29,7 +29,7 @@ aiohttp = "3.14.3"
 gcloud-aio-auth = { path = "../auth" }
 pytest = "9.1.1"
 pytest-asyncio = "1.4.0"
-pytest-mock = "3.15.1"
+pytest-mock = "3.16.0"
 
 [[tool.poetry.source]]
 name = "pypi"
diff --git a/storage/poetry.lock b/storage/poetry.lock
index 6d1b7142b..65df82b7b 100644
--- a/storage/poetry.lock
+++ b/storage/poetry.lock
@@ -1110,14 +1110,14 @@ testing = ["coverage (>=6.2)", "hypothesis (>=5.7.1)"]
 
 [[package]]
 name = "pytest-mock"
-version = "3.15.1"
+version = "3.16.0"
 description = "Thin-wrapper around the mock package for easier use with pytest"
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.10"
 groups = ["dev"]
 files = [
-    {file = "pytest_mock-3.15.1-py3-none-any.whl", hash = "sha256:0a25e2eb88fe5168d535041d09a4529a188176ae608a6d249ee65abc0949630d"},
-    {file = "pytest_mock-3.15.1.tar.gz", hash = "sha256:1849a238f6f396da19762269de72cb1814ab44416fa73a8686deac10b0d87a0f"},
+    {file = "pytest_mock-3.16.0-py3-none-any.whl", hash = "sha256:007cfeb257801d88d9c0b2a7b5a15a15e73b71968dfd72e7bf8c4a2f8393aec8"},
+    {file = "pytest_mock-3.16.0.tar.gz", hash = "sha256:5a8395528b8f498205f3718f575228d0edaed7425fff638f87d1a6c3e0383636"},
 ]
 
 [package.dependencies]
@@ -1335,4 +1335,4 @@ propcache = ">=0.2.1"
 [metadata]
 lock-version = "2.1"
 python-versions = ">= 3.10, < 4.0"
-content-hash = "4cdc4aac98610783bf39d9146b13c37dc41323b234276ba26721beaef248f3f0"
+content-hash = "ef2f9f20fe92733defd9bfe1413d1248dde4ffa433ed0d9674a29daa0d46cd2c"
diff --git a/storage/pyproject.toml b/storage/pyproject.toml
index bc103278d..b9e22fb98 100644
--- a/storage/pyproject.toml
+++ b/storage/pyproject.toml
@@ -30,7 +30,7 @@ gcloud-aio-auth = ">= 5.4.4, < 6.0.0"
 gcloud-aio-auth = { path = "../auth" }
 pytest = "9.1.1"
 pytest-asyncio = "1.4.0"
-pytest-mock = "3.15.1"
+pytest-mock = "3.16.0"
 
 [[tool.poetry.source]]
 name = "pypi"
diff --git a/taskqueue/poetry.lock b/taskqueue/poetry.lock
index 9aa347e58..c0dd4bb02 100644
--- a/taskqueue/poetry.lock
+++ b/taskqueue/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.3.2 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.4.2 and should not be changed by hand.
 
 [[package]]
 name = "aiohappyeyeballs"
@@ -1098,14 +1098,14 @@ testing = ["coverage (>=6.2)", "hypothesis (>=5.7.1)"]
 
 [[package]]
 name = "pytest-mock"
-version = "3.15.1"
+version = "3.16.0"
 description = "Thin-wrapper around the mock package for easier use with pytest"
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.10"
 groups = ["dev"]
 files = [
-    {file = "pytest_mock-3.15.1-py3-none-any.whl", hash = "sha256:0a25e2eb88fe5168d535041d09a4529a188176ae608a6d249ee65abc0949630d"},
-    {file = "pytest_mock-3.15.1.tar.gz", hash = "sha256:1849a238f6f396da19762269de72cb1814ab44416fa73a8686deac10b0d87a0f"},
+    {file = "pytest_mock-3.16.0-py3-none-any.whl", hash = "sha256:007cfeb257801d88d9c0b2a7b5a15a15e73b71968dfd72e7bf8c4a2f8393aec8"},
+    {file = "pytest_mock-3.16.0.tar.gz", hash = "sha256:5a8395528b8f498205f3718f575228d0edaed7425fff638f87d1a6c3e0383636"},
 ]
 
 [package.dependencies]
@@ -1323,4 +1323,4 @@ propcache = ">=0.2.1"
 [metadata]
 lock-version = "2.1"
 python-versions = ">= 3.10, < 4.0"
-content-hash = "65e8cdcc73cda1e429122c134b3112f28673c6377e3d5326fb790ad6700fbfb7"
+content-hash = "b1c5e424b0da1d5c63c1cfa8469a44f83a34bc4d872ca47885430bfab991a0c5"
diff --git a/taskqueue/pyproject.toml b/taskqueue/pyproject.toml
index 685806b0d..b4427a419 100644
--- a/taskqueue/pyproject.toml
+++ b/taskqueue/pyproject.toml
@@ -28,7 +28,7 @@ aiohttp = "3.14.3"
 gcloud-aio-auth = { path = "../auth" }
 pytest = "9.1.1"
 pytest-asyncio = "1.4.0"
-pytest-mock = "3.15.1"
+pytest-mock = "3.16.0"
 
 [[tool.poetry.source]]
 name = "pypi"