diff --git a/src/treesit.c b/src/treesit.c
index e9ae1ad3605..231da968fe1 100644
--- a/src/treesit.c
+++ b/src/treesit.c
@@ -81,11 +81,11 @@ along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 #undef ts_query_predicates_for_pattern
 #undef ts_query_string_value_for_id
 #undef ts_set_allocator
-#undef ts_tree_cursor_copy
 #undef ts_tree_cursor_current_node
 #undef ts_tree_cursor_delete
 #undef ts_tree_cursor_goto_first_child
 #undef ts_tree_cursor_goto_first_child_for_byte
+#undef ts_tree_cursor_goto_previous_sibling
 #undef ts_tree_cursor_goto_next_sibling
 #undef ts_tree_cursor_goto_parent
 #undef ts_tree_cursor_new
@@ -153,12 +153,12 @@ DEF_DLL_FN (const char *, ts_query_string_value_for_id,
 	    (const TSQuery *, uint32_t, uint32_t *));
 DEF_DLL_FN (void, ts_set_allocator,
 	    (void *(*)(size_t), void *(*)(size_t, size_t), void *(*)(void *, size_t), void (*)(void *)));
-DEF_DLL_FN (TSTreeCursor, ts_tree_cursor_copy, (const TSTreeCursor *));
 DEF_DLL_FN (TSNode, ts_tree_cursor_current_node, (const TSTreeCursor *));
 DEF_DLL_FN (void, ts_tree_cursor_delete, (const TSTreeCursor *));
 DEF_DLL_FN (bool, ts_tree_cursor_goto_first_child, (TSTreeCursor *));
 DEF_DLL_FN (int64_t, ts_tree_cursor_goto_first_child_for_byte, (TSTreeCursor *, uint32_t));
 DEF_DLL_FN (bool, ts_tree_cursor_goto_next_sibling, (TSTreeCursor *));
+DEF_DLL_FN (bool, ts_tree_cursor_goto_previous_sibling, (TSTreeCursor *));
 DEF_DLL_FN (bool, ts_tree_cursor_goto_parent, (TSTreeCursor *));
 DEF_DLL_FN (TSTreeCursor, ts_tree_cursor_new, (TSNode));
 DEF_DLL_FN (void, ts_tree_delete, (TSTree *));
@@ -221,12 +221,12 @@ init_treesit_functions (void)
   LOAD_DLL_FN (library, ts_query_predicates_for_pattern);
   LOAD_DLL_FN (library, ts_query_string_value_for_id);
   LOAD_DLL_FN (library, ts_set_allocator);
-  LOAD_DLL_FN (library, ts_tree_cursor_copy);
   LOAD_DLL_FN (library, ts_tree_cursor_current_node);
   LOAD_DLL_FN (library, ts_tree_cursor_delete);
   LOAD_DLL_FN (library, ts_tree_cursor_goto_first_child);
   LOAD_DLL_FN (library, ts_tree_cursor_goto_first_child_for_byte);
   LOAD_DLL_FN (library, ts_tree_cursor_goto_next_sibling);
+  LOAD_DLL_FN (library, ts_tree_cursor_goto_previous_sibling);
   LOAD_DLL_FN (library, ts_tree_cursor_goto_parent);
   LOAD_DLL_FN (library, ts_tree_cursor_new);
   LOAD_DLL_FN (library, ts_tree_delete);
@@ -283,12 +283,12 @@ init_treesit_functions (void)
 #define ts_query_predicates_for_pattern fn_ts_query_predicates_for_pattern
 #define ts_query_string_value_for_id fn_ts_query_string_value_for_id
 #define ts_set_allocator fn_ts_set_allocator
-#define ts_tree_cursor_copy fn_ts_tree_cursor_copy
 #define ts_tree_cursor_current_node fn_ts_tree_cursor_current_node
 #define ts_tree_cursor_delete fn_ts_tree_cursor_delete
 #define ts_tree_cursor_goto_first_child fn_ts_tree_cursor_goto_first_child
 #define ts_tree_cursor_goto_first_child_for_byte fn_ts_tree_cursor_goto_first_child_for_byte
 #define ts_tree_cursor_goto_next_sibling fn_ts_tree_cursor_goto_next_sibling
+#define ts_tree_cursor_goto_previous_sibling fn_ts_tree_cursor_goto_previous_sibling
 #define ts_tree_cursor_goto_parent fn_ts_tree_cursor_goto_parent
 #define ts_tree_cursor_new fn_ts_tree_cursor_new
 #define ts_tree_delete fn_ts_tree_delete