diff --git a/CHANGELOG.md b/CHANGELOG.md
index dc4fe47243..7e65aab153 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Allow Merge code to be viewed in UI
 - Fix bug with catalogues not becoming project specific when commit from another project
 - Improve displayed reason for being unable to make Catalogue Project Specific
+- Fix issue with extraction progresses being unable to use temp cohort tables
 
 ## [9.2.3] - 2026-05-28
 - Fix issue with extractable project data set creation for project specific catalogues
diff --git a/Rdmp.Core/DataExport/Checks/SelectedDataSetsChecker.cs b/Rdmp.Core/DataExport/Checks/SelectedDataSetsChecker.cs
index da6b040089..5efdcf5946 100644
--- a/Rdmp.Core/DataExport/Checks/SelectedDataSetsChecker.cs
+++ b/Rdmp.Core/DataExport/Checks/SelectedDataSetsChecker.cs
@@ -305,8 +305,11 @@ private void ComplainIfUserHasHotSwappedCohort(ICheckNotifier notifier, IExtract
 
         var whereSql = cohort.WhereSQL();
 
-        if (!rp.SqlExtracted.Contains(whereSql))
+
+        if (!rp.SqlExtracted.Contains(whereSql) && !rp.SqlExtracted.Contains("The ID of the cohort in #"))//If the Cohort starts with  a #, then a temp table was used and we can' use it as a check
+        {
             notifier.OnCheckPerformed(new CheckEventArgs(ErrorCodes.CohortSwappedMidExtraction, progress, whereSql));
+        }
     }
 
     /// <summary>