1 files changed, 2 insertions, 1 deletions
diff --git a/src/hir/serialise.cpp b/src/hir/serialise.cpp
index 850f73a7..1397668f 100644
--- a/src/hir/serialise.cpp
+++ b/src/hir/serialise.cpp
@@ -512,7 +512,8 @@ namespace {
                 ),
             (Drop,
                 write_tag(1);
-                assert(e.kind == ::MIR::eDropKind::DEEP);
+                assert(e.kind == ::MIR::eDropKind::DEEP || e.kind == ::MIR::eDropKind::SHALLOW);
+                write_bool(e.kind == ::MIR::eDropKind::DEEP);
                 serialise(e.slot);
                 )
             )