diff --git a/vhdlpp/vtype.cc b/vhdlpp/vtype.cc
index 4dc97199a..d2f6ad6dc 100644
--- a/vhdlpp/vtype.cc
+++ b/vhdlpp/vtype.cc
@@ -266,12 +266,11 @@ bool VTypeArray::is_variable_length(ScopeBase*scope) const {
 void VTypeArray::evaluate_ranges(ScopeBase*scope) {
     for(std::vector<range_t>::iterator it = ranges_.begin(); it != ranges_.end(); ++it ) {
         int64_t lsb_val = -1, msb_val = -1;
-        bool dir = it->is_downto();
 
         if(it->msb()->evaluate(scope, msb_val) && it->lsb()->evaluate(scope, lsb_val)) {
             assert(lsb_val >= 0);
             assert(msb_val >= 0);
-            *it = range_t(new ExpInteger(msb_val), new ExpInteger(lsb_val), dir);
+            *it = range_t(new ExpInteger(msb_val), new ExpInteger(lsb_val), msb_val > lsb_val);
         }
     }
 }