diff --git a/base/compiler/ssair/irinterp.jl b/base/compiler/ssair/irinterp.jl
index f9565f3971733..3e114cd53ef2c 100644
--- a/base/compiler/ssair/irinterp.jl
+++ b/base/compiler/ssair/irinterp.jl
@@ -287,7 +287,7 @@ end
 
 function populate_def_use_map!(tpdum::TwoPhaseDefUseMap, scanner::BBScanner)
     scan!(scanner, false) do inst::Instruction, lstmt::Int, bb::Int
-        for ur in userefs(inst)
+        for ur in userefs(inst[:stmt])
             val = ur[]
             if isa(val, SSAValue)
                 push!(tpdum[val.id], inst.idx)