diff --git a/source/blender/editors/geometry/node_group_operator.cc b/source/blender/editors/geometry/node_group_operator.cc
index 376d6e817e0..4bd5725826f 100644
--- a/source/blender/editors/geometry/node_group_operator.cc
+++ b/source/blender/editors/geometry/node_group_operator.cc
@@ -6,6 +6,7 @@
  * \ingroup edcurves
  */
 
+#include "BLI_path_util.h"
 #include "BLI_string.h"
 
 #include "ED_curves.hh"
@@ -553,7 +554,7 @@ static std::string run_node_group_get_name(wmOperatorType * /*ot*/, PointerRNA *
       ptr, "relative_asset_identifier", nullptr, 0, &len);
   BLI_SCOPED_DEFER([&]() { MEM_SAFE_FREE(library_asset_identifier); })
   StringRef ref(library_asset_identifier, len);
-  return ref.drop_prefix(ref.find_last_of('/') + 1);
+  return ref.drop_prefix(ref.find_last_of(SEP_STR) + 1);
 }
 
 void GEOMETRY_OT_execute_node_group(wmOperatorType *ot)
diff --git a/source/blender/sequencer/intern/strip_add.cc b/source/blender/sequencer/intern/strip_add.cc
index f890963fec0..f8fe7fd6a23 100644
--- a/source/blender/sequencer/intern/strip_add.cc
+++ b/source/blender/sequencer/intern/strip_add.cc
@@ -511,6 +511,8 @@ Sequence *SEQ_add_movie_strip(Main *bmain, Scene *scene, ListBase *seqbase, SeqL
   seq_add_set_name(scene, seq, load_data);
   seq_add_generic_update(scene, seq);
 
+  /* Prevent high memory usage when adding many files at once. */
+  SEQ_relations_sequence_free_anim(seq);
   MEM_freeN(anim_arr);
   return seq;
 }
@@ -626,6 +628,9 @@ void SEQ_add_reload_new_file(Main *bmain, Scene *scene, Sequence *seq, const boo
       if (seq->len < 0) {
         seq->len = 0;
       }
+
+      /* Prevent high memory usage when reloading many files at once. */
+      SEQ_relations_sequence_free_anim(seq);
       break;
     }
     case SEQ_TYPE_MOVIECLIP: