diff --git a/src/script_opt/ZAM/Low-Level.cc b/src/script_opt/ZAM/Low-Level.cc
index 9ff25415db..9b70aefc5c 100644
--- a/src/script_opt/ZAM/Low-Level.cc
+++ b/src/script_opt/ZAM/Low-Level.cc
@@ -152,7 +152,7 @@ const ZAMStmt ZAMCompiler::AddInst(const ZInstI& inst, bool suppress_non_local)
         auto cs = pending_capture_store;
         pending_capture_store = -1;
 
-        auto& cv = *func->GetType()->AsFuncType()->GetCaptures();
+        auto& cv = *func->GetType()->GetCaptures();
         auto& c_id = cv[cs].Id();
 
         ZOp op;