diff --git a/x-pack/plugins/lens/server/migrations.test.ts b/x-pack/plugins/lens/server/migrations.test.ts
index 184e1af8eb39c..3386ce41c3e11 100644
--- a/x-pack/plugins/lens/server/migrations.test.ts
+++ b/x-pack/plugins/lens/server/migrations.test.ts
@@ -268,22 +268,10 @@ describe('Lens migrations', () => {
         attributes: {
           ...example.attributes,
           expression: `kibana
-    | kibana_context query="{\\"query\\":\\"\\",\\"language\\":\\"kuery\\"}" filters="[]"
-    | lens_merge_tables layerIds="bd09dc71-a7e2-42d0-83bd-85df8291f03c" 
-      tables={esaggs
-        index="ff959d40-b880-11e8-a6d9-e546fe2bba5f"
-        metricsAtAllLevels=false
-        partialRows=false
-        includeFormatHints=true
-        aggConfigs="[{\\"id\\":\\"1d9cc16c-1460-41de-88f8-471932ecbc97\\",\\"enabled\\":true,\\"type\\":\\"date_histogram\\",\\"schema\\":\\"segment\\",\\"params\\":{\\"field\\":\\"products.created_on\\",\\"useNormalizedEsInterval\\":true,\\"interval\\":\\"auto\\",\\"drop_partials\\":false,\\"min_doc_count\\":0,\\"extended_bounds\\":{}}},{\\"id\\":\\"66115819-8481-4917-a6dc-8ffb10dd02df\\",\\"enabled\\":true,\\"type\\":\\"count\\",\\"schema\\":\\"metric\\",\\"params\\":{}}]"
-        timeField=\\"products.created_on\\"
-      }
-    | lens_xy_chart
-        xTitle="products.created_on"
-        yTitle="Count of records"
-        legend={lens_xy_legendConfig isVisible=true position="right"} 
-        layers={}
-            `,
+| kibana_context query="{\\"query\\":\\"\\",\\"language\\":\\"kuery\\"}" filters="[]"
+| lens_merge_tables layerIds="bd09dc71-a7e2-42d0-83bd-85df8291f03c" 
+  tables={esaggs index="ff959d40-b880-11e8-a6d9-e546fe2bba5f" metricsAtAllLevels=false partialRows=false includeFormatHints=true aggConfigs="[{\\"id\\":\\"1d9cc16c-1460-41de-88f8-471932ecbc97\\",\\"enabled\\":true,\\"type\\":\\"date_histogram\\",\\"schema\\":\\"segment\\",\\"params\\":{\\"field\\":\\"products.created_on\\",\\"useNormalizedEsInterval\\":true,\\"interval\\":\\"auto\\",\\"drop_partials\\":false,\\"min_doc_count\\":0,\\"extended_bounds\\":{}}},{\\"id\\":\\"66115819-8481-4917-a6dc-8ffb10dd02df\\",\\"enabled\\":true,\\"type\\":\\"count\\",\\"schema\\":\\"metric\\",\\"params\\":{}}]" timeField=\"products.created_on\"}
+| lens_xy_chart xTitle="products.created_on" yTitle="Count of records" legend={lens_xy_legendConfig isVisible=true position="right"} layers={}`,
         },
       };
       const result = migrations['7.8.0'](input, context);