diff --git a/ppss b/ppss
index a9a257e..bac6ef0 100755
--- a/ppss
+++ b/ppss
@@ -1846,10 +1846,13 @@ remove_processed_items_from_input_file () {
 
     INPUTFILES=`list_all_input_items`
 
-    TMP_FILE=$RANDOM$RANDOM$RANDOM$RAMDOM
-    comm -3 $LISTOFITEMS $LIST_OF_PROCESSED_ITEMS > $TMP_FILE
-    mv $TMP_FILE $LISTOFITEMS 
-    log DSPLY "Done. Continue processing remaining items."
+    OUT_FILE=$RANDOM$RANDOM$RANDOM$RAMDOM
+    LIST_SORTED=$RANDOM$RANDOM$RANDOM$RANDOM
+    PROCESSED_SORTED=$RANDOM$RANDOM$RANDOM$RANDOM
+    cat "$LISTOFITEMS" | sort > "$LIST_SORTED"
+    cat "$LIST_OF_PROCESSED_ITEMS" | sort > "$PROCESSED_SORTED"
+    comm -3 $LIST_SORTED $PROCESSED_SORTED > $OUT_FILE
+    mv "§$TMP_FILE" "$LISTOFITEMS"
 }
 
 get_all_items () {