diff --git a/src/ast/fpa/fpa2bv_converter.cpp b/src/ast/fpa/fpa2bv_converter.cpp
index af1ba8004..906327ecc 100644
--- a/src/ast/fpa/fpa2bv_converter.cpp
+++ b/src/ast/fpa/fpa2bv_converter.cpp
@@ -3323,7 +3323,7 @@ void fpa2bv_converter::mk_rounding_mode(func_decl * f, expr_ref & result)
 
 void fpa2bv_converter::dbg_decouple(const char * prefix, expr_ref & e) {    
     #ifdef Z3DEBUG
-    // return;
+    return;
     // CMW: This works only for quantifier-free formulas.
     expr_ref new_e(m);
     new_e = m.mk_fresh_const(prefix, m.get_sort(e));