diff --git a/epan/libwireshark.def b/epan/libwireshark.def
index 1e568f07b4..3e9c8e0a38 100644
--- a/epan/libwireshark.def
+++ b/epan/libwireshark.def
@@ -618,6 +618,9 @@ hf_frame_arrival_time           DATA
 hf_frame_capture_len            DATA
 hf_frame_number                 DATA
 hf_frame_len                    DATA
+hf_register_info_add
+hf_register_info_create
+hf_register_info_destroy
 hf_text_only                    DATA
 host_ip_af
 host_name_lookup_process
@@ -872,6 +875,10 @@ ptvcursor_pop_subtree
 ptvcursor_add_with_subtree
 ptvcursor_add_text_with_subtree
 ptvcursor_set_subtree
+py_generic_dissector
+py_pinfo
+py_tree
+py_tvbuff
 q850_cause_code_vals_ext       DATA
 q931_cause_code_vals_ext       DATA
 q931_message_type_vals         DATA