diff --git a/compiler/riscv/aoptcpurv.pas b/compiler/riscv/aoptcpurv.pas
index 906055743b..32e91a83f5 100644
--- a/compiler/riscv/aoptcpurv.pas
+++ b/compiler/riscv/aoptcpurv.pas
@@ -477,6 +477,7 @@ implementation
                       result:=true;
                     end;
                 end;
+              A_ADD,
               A_DIV,
               A_DIVU,
 {$ifdef riscv64}