diff --git a/config/config.yaml b/config/config.yaml
index 7d97e4ff96eeb7feb712cc0ac2ecf57bc4b991f4..897a2286d62935b01c682dd79638ef7e143c7183 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -202,7 +202,7 @@ pseudomapping:
 
 mark_duplicates:
     do: yes
-    remove: yes
+    remove: no
     threads: 4