diff --git a/product_docs/docs/pem/9/tuning_performance/performance_diagnostic.mdx b/product_docs/docs/pem/9/tuning_performance/performance_diagnostic.mdx
index 7f599353882..f704b2a4e09 100644
--- a/product_docs/docs/pem/9/tuning_performance/performance_diagnostic.mdx
+++ b/product_docs/docs/pem/9/tuning_performance/performance_diagnostic.mdx
@@ -120,7 +120,7 @@ You can filter the data displayed in the rows under both the tabs. You can also
 #### Query information
 
 To open the query information window, select the eye in any row of the **Queries** grouping under the **Sample Selection** tab.
-This window displays  in the **Query information** section a query ID and its corresponding session IDs in a list at that selected sample time. You can select the **Session ID** list for the selected query whose data you want to analyze. The details corresponding to the selected session ID and query ID appear. The **Query information** table also displays the SQL query.
+This window displays in the **Query information** section a query ID and its corresponding session IDs in a list at that selected sample time. You can select the **Session ID** list for the selected query whose data you want to analyze. The details corresponding to the selected session ID and query ID appear. The **Query information** table also displays the SQL query.
 
 The **Wait event types** section displays the total number of wait event types for the selected session ID and query ID. It shows two types of graphs: