diff --git a/net_expr.cc b/net_expr.cc
index 92594ea3d..4c15ddd7d 100644
--- a/net_expr.cc
+++ b/net_expr.cc
@@ -302,10 +302,6 @@ ivl_variable_type_t NetEBPow::expr_type() const
 	    return IVL_VT_REAL;
       if (left_->expr_type() == IVL_VT_REAL)
 	    return IVL_VT_REAL;
-      if (left_->has_sign())
-	    return IVL_VT_REAL;
-      if (right_->has_sign())
-	    return IVL_VT_REAL;
 
       return IVL_VT_LOGIC;
 }