diff --git a/oid4vci/poetry.lock b/oid4vci/poetry.lock
index 45d147392..2fa013d65 100644
--- a/oid4vci/poetry.lock
+++ b/oid4vci/poetry.lock
@@ -374,7 +374,7 @@ files = [
 name = "cffi"
 version = "1.16.0"
 description = "Foreign Function Interface for Python calling C code."
-optional = false
+optional = true
 python-versions = ">=3.8"
 files = [
     {file = "cffi-1.16.0-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:6b3d6606d369fc1da4fd8c357d026317fbb9c9b75d36dc16e90e84c26854b088"},
@@ -641,7 +641,7 @@ toml = ["tomli"]
 name = "cryptography"
 version = "42.0.4"
 description = "cryptography is a package which provides cryptographic recipes and primitives to Python developers."
-optional = false
+optional = true
 python-versions = ">=3.7"
 files = [
     {file = "cryptography-42.0.4-cp37-abi3-macosx_10_12_universal2.whl", hash = "sha256:ffc73996c4fca3d2b6c1c8c12bfd3ad00def8621da24f547626bf06441400449"},
@@ -1389,19 +1389,19 @@ tests = ["pytest", "pytz", "simplejson"]
 
 [[package]]
 name = "mock"
-version = "4.0.3"
+version = "5.1.0"
 description = "Rolling backport of unittest.mock for all Pythons"
 optional = false
 python-versions = ">=3.6"
 files = [
-    {file = "mock-4.0.3-py3-none-any.whl", hash = "sha256:122fcb64ee37cfad5b3f48d7a7d51875d7031aaf3d8be7c42e2bee25044eee62"},
-    {file = "mock-4.0.3.tar.gz", hash = "sha256:7d3fbbde18228f4ff2f1f119a45cdffa458b4c0dee32eb4d2bb2f82554bac7bc"},
+    {file = "mock-5.1.0-py3-none-any.whl", hash = "sha256:18c694e5ae8a208cdb3d2c20a993ca1a7b0efa258c247a1e565150f477f83744"},
+    {file = "mock-5.1.0.tar.gz", hash = "sha256:5e96aad5ccda4718e0a229ed94b2024df75cc2d55575ba5762d31f5767b8767d"},
 ]
 
 [package.extras]
 build = ["blurb", "twine", "wheel"]
 docs = ["sphinx"]
-test = ["pytest (<5.4)", "pytest-cov"]
+test = ["pytest", "pytest-cov"]
 
 [[package]]
 name = "multidict"
@@ -1695,7 +1695,7 @@ wcwidth = "*"
 name = "pycparser"
 version = "2.21"
 description = "C parser in Python"
-optional = false
+optional = true
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 files = [
     {file = "pycparser-2.21-py2.py3-none-any.whl", hash = "sha256:8ee45429555515e1f6b185e78100aea234072576aa43ab53aefcae078162fca9"},
@@ -2572,4 +2572,4 @@ aca-py = ["aries-cloudagent"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "32d9f993357f859a428d102b7504bfe34049aa01cd8d9e50cb7891a8b6a4d16d"
+content-hash = "e14dbfaeb50c477e38b9e483e22ea086f1be36d606f33dd0c5fb39377cdb54bf"
diff --git a/oid4vci/pyproject.toml b/oid4vci/pyproject.toml
index 212afc7df..7c1ae7459 100644
--- a/oid4vci/pyproject.toml
+++ b/oid4vci/pyproject.toml
@@ -29,7 +29,7 @@ pytest-cov = "2.10.1"
 pytest-ruff = "^0.1.1"
 
 # testing
-mock= "~4.0"
+mock= "~5.1"
 
 [tool.poetry.group.integration.dependencies]
 aries-askar = { version = "~0.3.0" }