diff --git a/preProcessing/acqID.m b/preProcessing/acqID.m
index f6beb7c..cba68f3 100644
--- a/preProcessing/acqID.m
+++ b/preProcessing/acqID.m
@@ -60,13 +60,13 @@
 for i = 1:size(useIDX, 1)
     checkPath = cat(2, '"', allFolders(useIDX(i), :).folder{1}, filesep, allFolders(useIDX(i), :).name{1}, ' "');
     usePath = true;
+    if contains(checkPath, ".memory_usage")
+        usePath = false; %check for new memory usage dat file and ignore automatically
+    end
     for f = 1:length(ignoreFolders)
         if contains(checkPath, ignoreFolders(f))
             usePath = false;
         end
-        if contains(checkPath, ".memory_usage")
-            usePath = false; %check for new memory usage dat file and ignore automatically
-        end
     end
     if usePath
         datpaths{i} = checkPath;
diff --git a/preProcessing/preprocessSession.m b/preProcessing/preprocessSession.m
index 3457d5c..d343478 100644
--- a/preProcessing/preprocessSession.m
+++ b/preProcessing/preprocessSession.m
@@ -160,6 +160,9 @@ function preprocessSession(varargin)
     warning('removeNoise not implemented')
 end
 
+%add standard "ignore" prefixes to be extra safe
+ignoreFolders = [ignoreFolders, "ignore", "backup", "memory_usage"];
+
 % Check for active breakpoints
 dbstatus_ = dbstatus('-completenames');
 if ~isempty(dbstatus_)