diff --git a/tests/fixtures/config/in-repo/git/common-config/zuul.yaml b/tests/fixtures/config/in-repo/git/common-config/zuul.yaml
index d4ffad6ab1..bfd61992f0 100644
--- a/tests/fixtures/config/in-repo/git/common-config/zuul.yaml
+++ b/tests/fixtures/config/in-repo/git/common-config/zuul.yaml
@@ -52,6 +52,23 @@
         Verified: 0
     precedence: high
 
+# This pipeline is there to ensure that dynamic pipeline copy operations also
+# work with regex approval filters.
+- pipeline:
+    name: pipeline-with-regex
+    manager: independent
+    require:
+      gerrit:
+        approval:
+          - Code-Review: 2
+            username: maintainer
+    require:
+      github:
+        review:
+          - username: '^(herp|derp)$'
+            type: approved
+    trigger: {}
+
 - job:
     name: common-config-test
 
diff --git a/tests/unit/test_scheduler.py b/tests/unit/test_scheduler.py
index e52eea9a85..5dd3f4e63c 100755
--- a/tests/unit/test_scheduler.py
+++ b/tests/unit/test_scheduler.py
@@ -5293,6 +5293,7 @@ class TestSemaphoreMultiTenant(ZuulTestCase):
 
 
 class TestSemaphoreInRepo(ZuulTestCase):
+    config_file = 'zuul-connections-gerrit-and-github.conf'
     tenant_config_file = 'config/in-repo/main.yaml'
 
     def test_semaphore_in_repo(self):
diff --git a/tests/unit/test_v3.py b/tests/unit/test_v3.py
index 7dcb4ae32c..aa091e58e9 100644
--- a/tests/unit/test_v3.py
+++ b/tests/unit/test_v3.py
@@ -70,6 +70,7 @@ class TestMultipleTenants(AnsibleZuulTestCase):
 class TestInRepoConfig(ZuulTestCase):
     # A temporary class to hold new tests while others are disabled
 
+    config_file = 'zuul-connections-gerrit-and-github.conf'
     tenant_config_file = 'config/in-repo/main.yaml'
 
     def test_in_repo_config(self):
@@ -712,6 +713,7 @@ class TestProjectKeys(ZuulTestCase):
     # sure we exercise that code, in this test we allow Zuul to create
     # keys for the project on startup.
     create_project_keys = True
+    config_file = 'zuul-connections-gerrit-and-github.conf'
     tenant_config_file = 'config/in-repo/main.yaml'
 
     def test_key_generation(self):
diff --git a/zuul/driver/gerrit/gerritmodel.py b/zuul/driver/gerrit/gerritmodel.py
index f35c3e7159..7c1bb5a723 100644
--- a/zuul/driver/gerrit/gerritmodel.py
+++ b/zuul/driver/gerrit/gerritmodel.py
@@ -61,9 +61,10 @@ class GerritTriggerEvent(TriggerEvent):
 class GerritApprovalFilter(object):
     def __init__(self, required_approvals=[], reject_approvals=[]):
         self._required_approvals = copy.deepcopy(required_approvals)
-        self.required_approvals = self._tidy_approvals(required_approvals)
+        self.required_approvals = self._tidy_approvals(
+            self._required_approvals)
         self._reject_approvals = copy.deepcopy(reject_approvals)
-        self.reject_approvals = self._tidy_approvals(reject_approvals)
+        self.reject_approvals = self._tidy_approvals(self._reject_approvals)
 
     def _tidy_approvals(self, approvals):
         for a in approvals:
diff --git a/zuul/driver/github/githubmodel.py b/zuul/driver/github/githubmodel.py
index db119f0fd6..ffd1c3f944 100644
--- a/zuul/driver/github/githubmodel.py
+++ b/zuul/driver/github/githubmodel.py
@@ -68,8 +68,8 @@ class GithubCommonFilter(object):
                  reject_reviews=[]):
         self._required_reviews = copy.deepcopy(required_reviews)
         self._reject_reviews = copy.deepcopy(reject_reviews)
-        self.required_reviews = self._tidy_reviews(required_reviews)
-        self.reject_reviews = self._tidy_reviews(reject_reviews)
+        self.required_reviews = self._tidy_reviews(self._required_reviews)
+        self.reject_reviews = self._tidy_reviews(self._reject_reviews)
         self.required_statuses = required_statuses
 
     def _tidy_reviews(self, reviews):