diff --git a/src/api/python/z3/z3.py b/src/api/python/z3/z3.py
index 48da8ca3c..2dcf89927 100644
--- a/src/api/python/z3/z3.py
+++ b/src/api/python/z3/z3.py
@@ -1271,7 +1271,7 @@ def Distinct(*args):
     >>> simplify(Distinct(x, y, z))
     Distinct(x, y, z)
     >>> simplify(Distinct(x, y, z), blast_distinct=True)
-    And(Not(x == y), Not(z == x), Not(z == y))
+    And(Not(x == y), Not(x == z), Not(y == z))
     """
     args  = _get_args(args)
     ctx   = _ctx_from_ast_arg_list(args)
diff --git a/src/smt/tactic/unit_subsumption_tactic.cpp b/src/smt/tactic/unit_subsumption_tactic.cpp
index 7e960196d..9be3dd83a 100644
--- a/src/smt/tactic/unit_subsumption_tactic.cpp
+++ b/src/smt/tactic/unit_subsumption_tactic.cpp
@@ -89,10 +89,10 @@ struct unit_subsumption_tactic : public tactic {
         m_context.push();
         for (unsigned j = 0; j < m_clause_count; ++j) {
             if (i == j) {
-                m_context.assert_expr(m.mk_not(m_clauses[j].get()));
+                m_context.assert_expr(m.mk_not(m_clauses.get(j)));
             }
             else if (!m_is_deleted.get(j)) {
-                m_context.assert_expr(m_clauses[j].get());
+                m_context.assert_expr(m_clauses.get(j));
             }
         }
         m_context.push(); // force propagation
@@ -114,6 +114,7 @@ struct unit_subsumption_tactic : public tactic {
         m_is_deleted.reset();
         m_is_deleted.resize(g->size());
         m_deleted.reset();
+        
     }
 
     expr* new_bool(unsigned& count, expr_ref_vector& v, char const* name) {