diff --git a/poetry.lock b/poetry.lock
index 3c97b229..b1a20fd5 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -881,18 +881,19 @@ tool = ["click (>=6.0.0)"]
 
 [[package]]
 name = "gspread"
-version = "5.11.0"
+version = "6.1.0"
 description = "Google Spreadsheets Python API"
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 files = [
-    {file = "gspread-5.11.0-py3-none-any.whl", hash = "sha256:21110370cb5096c6a528806db16ea9329ad1d31203bd529faf7e4a909bb174bc"},
-    {file = "gspread-5.11.0.tar.gz", hash = "sha256:16c0a1eab195318ce56e94325be7d71f061ae6923725928dadf777312fd62370"},
+    {file = "gspread-6.1.0-py3-none-any.whl", hash = "sha256:67aa3335cfcbb2625e41b53129433ba779f2890244a4c532624362ce5e022342"},
+    {file = "gspread-6.1.0.tar.gz", hash = "sha256:576b72b628b251d2ee41e02b982d3c714d511d2a5aa3a88e587ed9efc4d6e752"},
 ]
 
 [package.dependencies]
 google-auth = ">=1.12.0"
 google-auth-oauthlib = ">=0.4.1"
+StrEnum = "0.4.15"
 
 [[package]]
 name = "gunicorn"
@@ -1969,6 +1970,22 @@ pure-eval = "*"
 [package.extras]
 tests = ["cython", "littleutils", "pygments", "pytest", "typeguard"]
 
+[[package]]
+name = "strenum"
+version = "0.4.15"
+description = "An Enum that inherits from str."
+optional = false
+python-versions = "*"
+files = [
+    {file = "StrEnum-0.4.15-py3-none-any.whl", hash = "sha256:a30cda4af7cc6b5bf52c8055bc4bf4b2b6b14a93b574626da33df53cf7740659"},
+    {file = "StrEnum-0.4.15.tar.gz", hash = "sha256:878fb5ab705442070e4dd1929bb5e2249511c0bcf2b0eeacf3bcd80875c82eff"},
+]
+
+[package.extras]
+docs = ["myst-parser[linkify]", "sphinx", "sphinx-rtd-theme"]
+release = ["twine"]
+test = ["pylint", "pytest", "pytest-black", "pytest-cov", "pytest-pylint"]
+
 [[package]]
 name = "tomli"
 version = "2.0.1"
diff --git a/ws/utils/member_sheets.py b/ws/utils/member_sheets.py
index 0541334d..e89e0060 100644
--- a/ws/utils/member_sheets.py
+++ b/ws/utils/member_sheets.py
@@ -13,6 +13,7 @@
 from collections.abc import Iterable, Iterator
 from datetime import timedelta
 from itertools import zip_longest
+from pathlib import Path
 from typing import Any, NamedTuple
 
 import gspread
@@ -219,7 +220,7 @@ def update_participant(
 
     Much more efficient than updating the entire sheet.
     """
-    client = gspread.service_account(settings.OAUTH_JSON_CREDENTIALS)
+    client = gspread.service_account(Path(settings.OAUTH_JSON_CREDENTIALS))
     wks = client.open_by_key(discount.ga_key).sheet1
     writer = SheetWriter(discount, trust_cache=False)
 
@@ -250,7 +251,7 @@ def update_discount_sheet(discount: models.Discount, trust_cache: bool) -> None:
     For individual updates, this approach should be avoided (instead, opting to
     update individual cells in the spreadsheet).
     """
-    client = gspread.service_account(settings.OAUTH_JSON_CREDENTIALS)
+    client = gspread.service_account(Path(settings.OAUTH_JSON_CREDENTIALS))
     wks: gspread.worksheet.Worksheet = client.open_by_key(discount.ga_key).sheet1
     participants = list(
         discount.participant_set.select_related("membership", "user").order_by("name")