diff --git a/vhdlpp/scope.h b/vhdlpp/scope.h
index 54c2040a2..ae2369b86 100644
--- a/vhdlpp/scope.h
+++ b/vhdlpp/scope.h
@@ -92,7 +92,7 @@ class ScopeBase {
       std::map<perm_string,const VType*> cur_types_; //current types
 	// Constant declarations...
       struct const_t {
-        ~const_t() {delete typ; delete val;}
+        ~const_t() {delete val;}
         const_t(const VType*t, Expression* v) : typ(t), val(v) {};
 
 	    const VType*typ;