diff --git a/src/pdumper.c b/src/pdumper.c
index c0b36b1ca44..c8baa311854 100644
--- a/src/pdumper.c
+++ b/src/pdumper.c
@@ -2128,7 +2128,7 @@ dump_marker (struct dump_context *ctx, const struct Lisp_Marker *marker)
 static dump_off
 dump_interval_node (struct dump_context *ctx, struct itree_node *node)
 {
-#if CHECK_STRUCTS && !defined (HASH_itree_node_50DE304F13)
+#if CHECK_STRUCTS && !defined (HASH_itree_node_03626AFCA9)
 # error "itree_node changed. See CHECK_STRUCTS comment in config.h."
 #endif
   struct itree_node out;