diff --git a/changelogs/unreleased/blackst0ne-rails5-fix-data-store-spec.yml b/changelogs/unreleased/blackst0ne-rails5-fix-data-store-spec.yml
new file mode 100644
index 00000000000..403c3764321
--- /dev/null
+++ b/changelogs/unreleased/blackst0ne-rails5-fix-data-store-spec.yml
@@ -0,0 +1,5 @@
+---
+title: '[Rails5] Fix "-1 is not a valid data_store"'
+merge_request: 19917
+author: "@blackst0ne"
+type: fixed
diff --git a/spec/models/ci/build_trace_chunk_spec.rb b/spec/models/ci/build_trace_chunk_spec.rb
index b5a6d959ccb..c5d550cba1b 100644
--- a/spec/models/ci/build_trace_chunk_spec.rb
+++ b/spec/models/ci/build_trace_chunk_spec.rb
@@ -125,14 +125,6 @@ describe Ci::BuildTraceChunk, :clean_gitlab_redis_shared_state do
         end
       end
     end
-
-    context 'when data_store is others' do
-      before do
-        build_trace_chunk.send(:write_attribute, :data_store, -1)
-      end
-
-      it { expect { subject }.to raise_error('Unsupported data store') }
-    end
   end
 
   describe '#truncate' do