diff --git a/spec/models/ci/build_spec.rb b/spec/models/ci/build_spec.rb
index 2cacf04a791..96d9fba2a2d 100644
--- a/spec/models/ci/build_spec.rb
+++ b/spec/models/ci/build_spec.rb
@@ -1891,11 +1891,7 @@ describe Ci::Build do
       let(:options) { { dependencies: ['test'] } }
 
       context 'when a depended job exists' do
-        let!(:pre_stage_job) { create(:ci_build, :success, pipeline: pipeline, name: 'test', stage_idx: 0) }
-
-        it { expect { build.run! }.not_to raise_error }
-
-        context 'when "artifacts" keyword is specified on depended job' do
+        context 'when depended job has artifacts' do
           let!(:pre_stage_job) do
             create(:ci_build,
                    :success,
@@ -1906,22 +1902,36 @@ describe Ci::Build do
                    options: { artifacts: { paths: ['binaries/'] } } )
           end
 
-          context 'when artifacts of depended job has existsed' do
-            it { expect { build.run! }.not_to raise_error }
-          end
-
-          context 'when artifacts of depended job has not existsed' do
-            before do
-              pre_stage_job.erase_artifacts!
-            end
-
-            it { expect { build.run! }.to raise_error(Ci::Build::MissingDependenciesError) }
-          end
+          it { expect { build.run! }.not_to raise_error }
         end
-      end
 
-      context 'when depended jobs do not exist' do
-        it { expect { build.run! }.to raise_error(Ci::Build::MissingDependenciesError) }
+        context 'when depended job does not have artifacts' do
+          let!(:pre_stage_job) { create(:ci_build, :success, pipeline: pipeline, name: 'test', stage_idx: 0) }
+
+          it { expect { build.run! }.not_to raise_error }
+        end
+
+        context 'when depended job has not been completed yet' do
+          let!(:pre_stage_job) { create(:ci_build, :running, pipeline: pipeline, name: 'test', stage_idx: 0) }
+
+          it { expect { build.run! }.to raise_error(Ci::Build::MissingDependenciesError) }
+        end
+
+        context 'when artifacts of depended job has been expired' do
+          let!(:pre_stage_job) { create(:ci_build, :success, :expired, pipeline: pipeline, name: 'test', stage_idx: 0) }
+
+          it { expect { build.run! }.to raise_error(Ci::Build::MissingDependenciesError) }
+        end
+
+        context 'when artifacts of depended job has been erased' do
+          let!(:pre_stage_job) { create(:ci_build, :success, pipeline: pipeline, name: 'test', stage_idx: 0, erased_at: 1.minute.ago) }
+
+          before do
+            pre_stage_job.erase
+          end
+
+          it { expect { build.run! }.to raise_error(Ci::Build::MissingDependenciesError) }
+        end
       end
     end
   end
diff --git a/spec/services/ci/register_job_service_spec.rb b/spec/services/ci/register_job_service_spec.rb
index b86b9d7a42b..19e78faa591 100644
--- a/spec/services/ci/register_job_service_spec.rb
+++ b/spec/services/ci/register_job_service_spec.rb
@@ -277,6 +277,10 @@ module Ci
       end
 
       context 'when "dependencies" keyword is specified' do
+        before do
+          stub_feature_flags(ci_validates_dependencies: true)
+        end
+
         let!(:pre_stage_job) { create(:ci_build, :success, pipeline: pipeline, name: job_name, stage_idx: 0) }
 
         let!(:pending_job) do
@@ -311,7 +315,7 @@ module Ci
 
             context 'when artifacts of depended job has not existsed' do
               before do
-                pre_stage_job.erase_artifacts!
+                pre_stage_job.erase
               end
 
               it 'does not pick the build and drops the build' do
@@ -322,16 +326,6 @@ module Ci
             end
           end
         end
-
-        context 'when depended jobs do not exist' do
-          let(:job_name) { 'robocop' }
-
-          it 'does not pick the build and drops the build' do
-            expect(picked_job).to be_nil
-            expect(pending_job.reload).to be_failed
-            expect(pending_job).to be_missing_dependency_failure
-          end
-        end
       end
 
       def execute(runner)