diff --git a/src/ast/fpa/fpa2bv_converter.cpp b/src/ast/fpa/fpa2bv_converter.cpp
index 863d1d8db..1d66b793d 100644
--- a/src/ast/fpa/fpa2bv_converter.cpp
+++ b/src/ast/fpa/fpa2bv_converter.cpp
@@ -923,7 +923,8 @@ void fpa2bv_converter::mk_div(func_decl * f, unsigned num, expr * const * args,
             m_bv_util.mk_bv_sub(b_exp_ext, b_lz_ext));
 
     expr_ref quotient(m);
-    quotient = m.mk_app(m_bv_util.get_fid(), OP_BUDIV, a_sig_ext, b_sig_ext);
+    // b_sig_ext can't be 0 here, so it's safe to use OP_BUDIV_I
+    quotient = m.mk_app(m_bv_util.get_fid(), OP_BUDIV_I, a_sig_ext, b_sig_ext);
 
     dbg_decouple("fpa2bv_div_quotient", quotient);
 
diff --git a/src/tactic/fpa/fpa2bv_model_converter.cpp b/src/tactic/fpa/fpa2bv_model_converter.cpp
index 799083a5f..a41b92b2d 100644
--- a/src/tactic/fpa/fpa2bv_model_converter.cpp
+++ b/src/tactic/fpa/fpa2bv_model_converter.cpp
@@ -384,7 +384,7 @@ void fpa2bv_model_converter::convert(model * bv_mdl, model * float_mdl) {
         if (!seen.contains(f))
         {
             TRACE("fpa2bv_mc", tout << "Keeping: " << mk_ismt2_pp(f, m) << std::endl;);
-            func_interp * val = bv_mdl->get_func_interp(f);
+            func_interp * val = bv_mdl->get_func_interp(f)->copy();
             float_mdl->register_decl(f, val);
         }
     }