diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 937b7993..2e89a950 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -17,7 +17,7 @@ env:
 jobs:
   test:
     name: RSpec
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     services:
       postgres:
         image: postgres:11
@@ -29,10 +29,14 @@ jobs:
         options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
 
+      - uses: nanasess/setup-chromedriver@v2
+        with:
+          chromedriver-version: 119.0.6045.105
+
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ env.RUBY_VERSION }}
diff --git a/config/environments/test.rb b/config/environments/test.rb
index 1d02385b..32fe8dd7 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -7,7 +7,7 @@
   # test suite. You never need to work with it otherwise. Remember that
   # your test database is "scratch space" for the test suite and is wiped
   # and recreated between test runs. Don't rely on the data there!
-  config.cache_classes = true
+  config.cache_classes = false
 
   # Do not eager load code on boot. This avoids loading your whole application
   # just for the purpose of running a single test. If you are using a tool that
diff --git a/spec/models/assembly_spec.rb b/spec/models/assembly_spec.rb
index 8754cab7..3df738ad 100644
--- a/spec/models/assembly_spec.rb
+++ b/spec/models/assembly_spec.rb
@@ -22,7 +22,7 @@ module Decidim
       end
 
       it "has no default scope" do
-        expect(Assembly.default_scope).not_to be_present
+        expect(Assembly.all.to_sql).not_to include("WHERE")
         expect(Assembly.scope_types).not_to be_present
         expect(Assembly.scope_types_mode).not_to be_present
       end
@@ -41,7 +41,7 @@ module Decidim
       end
 
       it "has a default scope" do
-        expect(Assembly.default_scope).to be_present
+        expect(Assembly.all.to_sql).to include("WHERE")
         expect(Assembly.scope_types).to eq([type1.id])
         expect(Assembly.scope_types_mode).to eq(:include)
       end
@@ -60,7 +60,7 @@ module Decidim
       end
 
       it "has a default scope" do
-        expect(Assembly.default_scope).to be_present
+        expect(Assembly.all.to_sql).to include("WHERE")
         expect(Assembly.scope_types).to eq([type2.id])
         expect(Assembly.scope_types_mode).to eq(:exclude)
       end
diff --git a/spec/models/participatory_process_spec.rb b/spec/models/participatory_process_spec.rb
index 4dcb73e8..e08ed5ff 100644
--- a/spec/models/participatory_process_spec.rb
+++ b/spec/models/participatory_process_spec.rb
@@ -16,7 +16,7 @@ module Decidim
       end
 
       it "has no default scope" do
-        expect(ParticipatoryProcess.default_scope).not_to be_present
+        expect(ParticipatoryProcess.all.to_sql).not_to include("WHERE")
         expect(ParticipatoryProcess.scoped_slug_namespace).not_to be_present
         expect(ParticipatoryProcess.scoped_slug_prefixes).not_to be_present
         expect(ParticipatoryProcess.scoped_slug_prefixes_mode).not_to be_present
@@ -35,7 +35,7 @@ module Decidim
       end
 
       it "has a default scope" do
-        expect(ParticipatoryProcess.default_scope).to be_present
+        expect(ParticipatoryProcess.all.to_sql).to include("WHERE")
         expect(ParticipatoryProcess.scoped_slug_namespace).to eq(namespace)
         expect(ParticipatoryProcess.scoped_slug_prefixes).to eq([scoped_slug_prefix])
         expect(ParticipatoryProcess.scoped_slug_prefixes_mode).to eq(:include)
@@ -54,7 +54,7 @@ module Decidim
       end
 
       it "has a default scope" do
-        expect(ParticipatoryProcess.default_scope).to be_present
+        expect(ParticipatoryProcess.all.to_sql).to include("WHERE")
         expect(ParticipatoryProcess.scoped_slug_namespace).to eq(namespace)
         expect(ParticipatoryProcess.scoped_slug_prefixes).to eq([scoped_slug_prefix])
         expect(ParticipatoryProcess.scoped_slug_prefixes_mode).to eq(:exclude)