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-rw-r--r--src/expl_print.sml1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/expl_print.sml b/src/expl_print.sml
index 445a0fff..ab8462b8 100644
--- a/src/expl_print.sml
+++ b/src/expl_print.sml
@@ -233,6 +233,7 @@ fun p_exp' par env (e, _) =
box [p_exp' true env e,
string ".",
p_con' true env c]
+ | EFold _ => string "fold"
and p_exp env = p_exp' false env