diff --git a/src/qbe_ir_generator.cpp b/src/qbe_ir_generator.cpp
index 9c6770cb..36434878 100644
--- a/src/qbe_ir_generator.cpp
+++ b/src/qbe_ir_generator.cpp
@@ -1101,12 +1101,16 @@ void QbeIrGenerator::Visit(const SimpleAssignmentExprNode& assign_expr) {
                   FuncScopeTemp{reg_num_to_id_num.at(lhs_num)});
     }
   } else {
-    // Global array subscripting will return the target address instead of the
-    // address of `id`.
-    if (assign_expr.lhs->is_global &&
-        !dynamic_cast<ArrSubExprNode*>(assign_expr.lhs.get())) {
-      WriteInstr_("storew {}, {}", FuncScopeTemp{rhs_num},
-                  user_defined::GlobalPointer{reg_num_to_id.at(lhs_num)});
+    if (assign_expr.lhs->is_global) {
+      // Global array subscripting will return the target address instead of the
+      // address of `id`.
+      if (dynamic_cast<ArrSubExprNode*>(assign_expr.lhs.get())) {
+        WriteInstr_("storew {}, {}", FuncScopeTemp{rhs_num},
+                    FuncScopeTemp{reg_num_to_id_num.at(lhs_num)});
+      } else {
+        WriteInstr_("storew {}, {}", FuncScopeTemp{rhs_num},
+                    user_defined::GlobalPointer{reg_num_to_id.at(lhs_num)});
+      }
     } else {
       WriteInstr_("storew {}, {}", FuncScopeTemp{rhs_num},
                   FuncScopeTemp{reg_num_to_id_num.at(lhs_num)});