1 files changed, 9 insertions, 6 deletions

diff --git a/source/blender/blenkernel/intern/anim_data.c b/source/blender/blenkernel/intern/anim_data.c
index 861a89ea9d7..9b68c19c6e2 100644
--- a/source/blender/blenkernel/intern/anim_data.c
+++ b/source/blender/blenkernel/intern/anim_data.c
@@ -43,6 +43,7 @@
 #include "BLO_read_write.h"
 
 #include "RNA_access.h"
+#include "RNA_path.h"
 
 #include "CLG_log.h"
 
@@ -135,7 +136,7 @@ bool BKE_animdata_set_action(ReportList *reports, ID *id, bAction *act)
     return false;
   }
 
-  /* Reduce usercount for current action. */
+  /* Reduce user-count for current action. */
   if (adt->action) {
     id_us_min((ID *)adt->action);
   }
@@ -286,11 +287,11 @@ AnimData *BKE_animdata_copy(Main *bmain, AnimData *adt, const int flag)
 
   /* make a copy of action - at worst, user has to delete copies... */
   if (do_action) {
-    /* Recursive copy of 'real' IDs is a bit hairy. Even if do not want to deal with usercount
-     *  when copying ID's data itself, we still need to do so with sub-IDs, since those will not be
-     * handled by later 'update usercounts of used IDs' code as used e.g. at end of
-     * BKE_id_copy_ex().
-     * So in case we do copy the ID and its sub-IDs in bmain, silence the 'no usercount' flag for
+    /* Recursive copy of 'real' IDs is a bit hairy. Even if do not want to deal with user-count
+     * when copying ID's data itself, we still need to do so with sub-IDs, since those will not be
+     * handled by later 'update user-counts of used IDs' code as used e.g. at end of
+     * #BKE_id_copy_ex().
+     * So in case we do copy the ID and its sub-IDs in bmain, silence the 'no user-count' flag for
      * the sub-IDs copying.
      * NOTE: This is a bit weak, as usually when it comes to recursive ID copy. Should work for
      * now, but we may have to revisit this at some point and add a proper extra flag to deal with
@@ -658,6 +659,8 @@ void BKE_animdata_transfer_by_basepath(Main *bmain, ID *srcID, ID *dstID, ListBa
           srcAdt, dstAdt, basepath_change->src_basepath, basepath_change->dst_basepath);
     }
   }
+  /* Tag source action because list of fcurves changed. */
+  DEG_id_tag_update(&srcAdt->action->id, ID_RECALC_COPY_ON_WRITE);
 }
 
 /* Path Validation -------------------------------------------- */