diff --git a/app/assets/javascripts/pipelines/pipeline_details_mediator.js b/app/assets/javascripts/pipelines/pipeline_details_mediator.js
index bd1e1895660..d67d88c4dba 100644
--- a/app/assets/javascripts/pipelines/pipeline_details_mediator.js
+++ b/app/assets/javascripts/pipelines/pipeline_details_mediator.js
@@ -19,6 +19,7 @@ export default class pipelinesMediator {
     this.poll = new Poll({
       resource: this.service,
       method: 'getPipeline',
+      data: this.store.state.expandedPipelines ? this.getExpandedParameters() : undefined,
       successCallback: this.successCallback.bind(this),
       errorCallback: this.errorCallback.bind(this),
     });
@@ -56,6 +57,19 @@ export default class pipelinesMediator {
       .getPipeline()
       .then(response => this.successCallback(response))
       .catch(() => this.errorCallback())
-      .finally(() => this.poll.restart());
+      .finally(() =>
+        this.poll.restart(
+          this.store.state.expandedPipelines ? this.getExpandedParameters() : undefined,
+        ),
+      );
+  }
+
+  /**
+   * Backend expects paramets in the following format: `expanded[]=id&expanded[]=id`
+   */
+  getExpandedParameters() {
+    return {
+      expanded: this.store.state.expandedPipelines,
+    };
   }
 }
diff --git a/app/assets/javascripts/pipelines/services/pipeline_service.js b/app/assets/javascripts/pipelines/services/pipeline_service.js
index a53a9cc8365..e44eb9cdfd1 100644
--- a/app/assets/javascripts/pipelines/services/pipeline_service.js
+++ b/app/assets/javascripts/pipelines/services/pipeline_service.js
@@ -5,8 +5,8 @@ export default class PipelineService {
     this.pipeline = endpoint;
   }
 
-  getPipeline() {
-    return axios.get(this.pipeline);
+  getPipeline(params) {
+    return axios.get(this.pipeline, { params });
   }
 
   // eslint-disable-next-line class-methods-use-this