diff --git a/src/ast/fpa/fpa2bv_converter.cpp b/src/ast/fpa/fpa2bv_converter.cpp
index 21c71c8a9..c456da29b 100644
--- a/src/ast/fpa/fpa2bv_converter.cpp
+++ b/src/ast/fpa/fpa2bv_converter.cpp
@@ -3288,7 +3288,7 @@ void fpa2bv_converter::mk_to_ieee_bv_unspecified(func_decl * f, unsigned num, ex
 void fpa2bv_converter::mk_to_ieee_bv_i(func_decl * f, unsigned num, expr * const * args, expr_ref & result)
 {
     func_decl_ref fu(m.mk_func_decl(f->get_family_id(), OP_FPA_TO_IEEE_BV, 0, nullptr, num, args), m);
-    mk_to_bv(fu, num, args, true, result);
+    mk_to_ieee_bv(fu, num, args, result);
 }
 
 void fpa2bv_converter::mk_to_bv(func_decl * f, unsigned num, expr * const * args, bool is_signed, expr_ref & result) {