1 files changed, 1 insertions, 3 deletions
diff --git a/src/theory/arrays/theory_arrays.cpp b/src/theory/arrays/theory_arrays.cpp
index 0ec8e1384..e1f93158f 100644
--- a/src/theory/arrays/theory_arrays.cpp
+++ b/src/theory/arrays/theory_arrays.cpp
@@ -737,9 +737,7 @@ void TheoryArrays::check(Effort e) {
             TNode k;
             std::hash_map<TNode, Node, TNodeHashFunction>::iterator it = d_diseqCache.find(fact);
             if (it == d_diseqCache.end()) {
-              Node newk = nm->mkSkolem(indexType);
-	      Dump.declareVar(newk.toExpr(),
-                              "an extensional lemma index variable from the theory of arrays");
+              Node newk = nm->mkSkolem("array_ext_index_$$", indexType, "an extensional lemma index variable from the theory of arrays");
               d_diseqCache[fact] = newk;
               k = newk;
             }