diff --git a/total_scattering/file_handling/load.py b/total_scattering/file_handling/load.py
index da742b2..c077d11 100644
--- a/total_scattering/file_handling/load.py
+++ b/total_scattering/file_handling/load.py
@@ -4,6 +4,7 @@
     AlignAndFocusPowderFromFiles, \
     ApplyDiffCal, \
     ConvertUnits, \
+    DeleteWorkspace, \
     DiffractionFocussing, \
     Divide, \
     Load, \
@@ -268,6 +269,7 @@ def load(ws_name, input_files, group_wksp,
                 Plus(LHSWorkspace=ws_name,
                      RHSWorkspace="wksp_tmp_qrb",
                      OutputWorkspace=ws_name)
+                DeleteWorkspace(Workspace="wksp_tmp_qrb")
 
         if absorption_wksp != '':
             ConvertUnits(
diff --git a/total_scattering/reduction/total_scattering_reduction.py b/total_scattering/reduction/total_scattering_reduction.py
index b55becc..a275bbe 100644
--- a/total_scattering/reduction/total_scattering_reduction.py
+++ b/total_scattering/reduction/total_scattering_reduction.py
@@ -564,7 +564,7 @@ def TotalScatteringReduction(config: dict = None):
 
     # Grouping
     grouping = merging.get('Grouping', None)
-    cache_dir = config.get("CacheDir", None)
+    cache_dir = config.get("CacheDirMTS", None)
     OutputDir = config.get("OutputDir", os.path.abspath('.'))
     manual_grouping = grouping
     if manual_grouping:
@@ -976,8 +976,7 @@ def TotalScatteringReduction(config: dict = None):
     pe_tmp = gen_config.config_params["PreserveEvents"]
     alignAndFocusArgs['PreserveEvents'] = pe_tmp
     qparams = gen_config.config_params["QParamsProcessing"]
-    if cache_dir is not None:
-        alignAndFocusArgs['CacheDir'] = os.path.abspath(cache_dir)
+
     # add resonance filter related properties
     # NOTE:
     #    the default behaivor is no filtering if not specified.