1 files changed, 2 insertions, 0 deletions
diff --git a/src/emacs.c b/src/emacs.c
index 8ad70fecd41..40ba0db340d 100644
--- a/src/emacs.c
+++ b/src/emacs.c
@@ -82,6 +82,7 @@ along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 #endif /* HAVE_WINDOW_SYSTEM */
 
 #include "bignum.h"
+#include "itree.h"
 #include "intervals.h"
 #include "character.h"
 #include "buffer.h"
@@ -1931,6 +1932,7 @@ Using an Emacs configured with --with-x-toolkit=lucid does not have this problem
   running_asynch_code = 0;
   init_random ();
   init_xfaces ();
+  init_itree ();
 
 #if defined HAVE_JSON && !defined WINDOWSNT
   init_json ();