diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index babcb86a..8d898718 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -28,7 +28,7 @@ jobs:
         run: |
           echo "VALIDATE_ALL_CODEBASE=false" >> $GITHUB_ENV
       - name: Lint Code Base
-        uses: super-linter/super-linter/slim@v7
+        uses: super-linter/super-linter/slim@v8
         env:
           DEFAULT_BRANCH: main
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/test-website.yml b/.github/workflows/test-website.yml
index 3619e4be..5a9fc583 100644
--- a/.github/workflows/test-website.yml
+++ b/.github/workflows/test-website.yml
@@ -35,7 +35,7 @@ jobs:
     - name: Use more complete checks for generated HTML linting
       run: cp -f .github/linters/.htmlhintrc_morechecks .github/linters/.htmlhintrc
     - name: Lint Generated HTML
-      uses: super-linter/super-linter/slim@v7
+      uses: super-linter/super-linter/slim@v8
       env:
         DEFAULT_BRANCH: main
         FILTER_REGEX_INCLUDE: static/html/.*
diff --git a/server/faq.py b/server/faq.py
index baeeec17..c02b3e56 100644
--- a/server/faq.py
+++ b/server/faq.py
@@ -1,5 +1,5 @@
-from collections import OrderedDict
 import re
+from collections import OrderedDict
 
 ANCHOR_BIGQUERY = None
 
@@ -26,7 +26,6 @@ def load_faq():
 
 # Finds the first anchor whose question contains a given string.
 def find_anchor(query):
-    global anchors
     questions = [question for question in anchors if query.lower() in question.lower()]
     if len(questions):
         return anchors.get(questions[0])
diff --git a/server/reports.py b/server/reports.py
index 1d430d42..62c2c161 100644
--- a/server/reports.py
+++ b/server/reports.py
@@ -2,7 +2,6 @@
 from copy import deepcopy
 from time import time
 
-
 from . import dates as date_util
 
 
@@ -22,7 +21,6 @@ class VizTypes:
 
 
 def update_reports():
-    global MAX_REPORT_STALENESS
     global last_report_update
 
     if (time() - last_report_update) < MAX_REPORT_STALENESS:
@@ -40,28 +38,24 @@ def update_reports():
 
 
 def get_reports():
-    global reports_json
     update_reports()
 
     return list(map(get_report, reports_json.get("_reports")))
 
 
 def get_featured_reports():
-    global reports_json
     update_reports()
 
     return map(get_report, reports_json.get("_featured"))
 
 
 def map_reports(report_id):  # pragma: no cover
-    global reports_json
     report = reports_json.get(report_id)
     report["id"] = report_id
     return report
 
 
 def get_report(report_id):
-    global reports_json
     report = reports_json.get(report_id)
     if not report:
         return None
@@ -72,7 +66,6 @@ def get_report(report_id):
 
 
 def get_metric(metric_id):
-    global reports_json
     metrics = reports_json.get("_metrics")
     metric = deepcopy(metrics.get(metric_id))
     if not metric:  # pragma: no cover
@@ -82,7 +75,6 @@ def get_metric(metric_id):
 
 
 def get_similar_reports(metric_id, current_report_id):
-    global reports_json
     similar_reports = {}
     reports = reports_json.get("_reports", [])
     for report_id in reports:
@@ -98,16 +90,10 @@ def get_similar_reports(metric_id, current_report_id):
 
 
 def get_dates():
-    global report_dates
     return report_dates
 
 
 def get_latest_date(metric_id):
-    global report_dates
-    global latest_metric_dates
-    global latest_metric_check
-    global MAX_REPORT_STALENESS
-
     # Check the cache before hitting GCS.
     latest_date = latest_metric_dates.get(metric_id)
     if latest_date:  # pragma: no cover
@@ -128,7 +114,6 @@ def get_latest_date(metric_id):
 
 
 def get_lenses():
-    global reports_json
     # TODO: Consider sorting the lenses by name.
     return reports_json.get("_lens", {})
 
diff --git a/server/techreport.py b/server/techreport.py
index 6730d0c9..1591d9a3 100644
--- a/server/techreport.py
+++ b/server/techreport.py
@@ -8,7 +8,6 @@ def update_report():
 
 
 def get_report():
-    global tech_report_json
     update_report()
 
     return tech_report_json
diff --git a/server/timestamps.py b/server/timestamps.py
index 0bc40977..a04f3816 100644
--- a/server/timestamps.py
+++ b/server/timestamps.py
@@ -1,5 +1,5 @@
-import json
 import datetime
+import json
 import logging
 
 timestamps_json = {}
@@ -13,7 +13,6 @@ def update_config():
 
 
 def get_timestamps_config():
-    global timestamps_json
     return timestamps_json