diff --git a/treeherder/services/elasticsearch/__init__.py b/treeherder/services/elasticsearch/__init__.py
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/treeherder/services/elasticsearch/mapping.py b/treeherder/services/elasticsearch/mapping.py
deleted file mode 100644
index a17e8282b83..00000000000
--- a/treeherder/services/elasticsearch/mapping.py
+++ /dev/null
@@ -1,47 +0,0 @@
-boolean = {"type": "boolean"}
-integer = {"type": "integer"}
-keyword = {"type": "keyword"}
-
-DOC_TYPE = "failure-line"
-INDEX_NAME = "failure-lines"
-
-INDEX_SETTINGS = {
-    "failure-lines": {
-        "mappings": {
-            "failure-line": {
-                "properties": {
-                    "job_guid": keyword,
-                    "test": keyword,
-                    "subtest": keyword,
-                    "status": keyword,
-                    "expected": keyword,
-                    "best_classification": integer,
-                    "best_is_verified": boolean,
-                    "message": {
-                        "type": "text",
-                        "analyzer": "message_analyzer",
-                        "search_analyzer": "message_analyzer",
-                    },
-                },
-            },
-        },
-        "settings": {
-            "number_of_shards": 1,
-            "analysis": {
-                "analyzer": {
-                    "message_analyzer": {
-                        "type": "custom",
-                        "tokenizer": "message_tokenizer",
-                        "filters": [],
-                    },
-                },
-                "tokenizer": {
-                    "message_tokenizer": {
-                        "type": "pattern",
-                        "pattern": r"0x[0-9a-fA-F]+|[\W0-9]+?",
-                    },
-                },
-            },
-        },
-    },
-}
diff --git a/treeherder/services/elasticsearch/utils.py b/treeherder/services/elasticsearch/utils.py
deleted file mode 100644
index fb9828cc637..00000000000
--- a/treeherder/services/elasticsearch/utils.py
+++ /dev/null
@@ -1,53 +0,0 @@
-def dict_to_op(d, index_name, doc_type, op_type="index"):
-    """
-    Create a bulk-indexing operation from the given dictionary.
-    """
-    if d is None:
-        return d
-
-    op_types = ("create", "delete", "index", "update")
-    if op_type not in op_types:
-        msg = 'Unknown operation type "{}", must be one of: {}'
-        raise Exception(msg.format(op_type, ", ".join(op_types)))
-
-    if "id" not in d:
-        raise Exception('"id" key not found')
-
-    operation = {
-        "_op_type": op_type,
-        "_index": index_name,
-        "_type": doc_type,
-        "_id": d.pop("id"),
-    }
-    operation.update(d)
-
-    return operation
-
-
-def to_dict(obj):
-    """
-    Create a filtered dict from the given object.
-
-    Note: This function is currently specific to the FailureLine model.
-    """
-    if not isinstance(obj.test, str):
-        # TODO: can we handle this in the DB?
-        # Reftests used to use tuple indicies, which we can't support.
-        # This is fixed upstream, but we also need to handle it here to allow
-        # for older branches.
-        return
-
-    keys = [
-        "id",
-        "job_guid",
-        "test",
-        "subtest",
-        "status",
-        "expected",
-        "message",
-        "best_classification",
-        "best_is_verified",
-    ]
-
-    all_fields = obj.to_dict()
-    return {k: v for k, v in all_fields.items() if k in keys}