diff --git a/poky/scripts/lib/resulttool/merge.py b/poky/scripts/lib/resulttool/merge.py
new file mode 100644
index 0000000..3e4b7a3
--- /dev/null
+++ b/poky/scripts/lib/resulttool/merge.py
@@ -0,0 +1,42 @@
+# resulttool - merge multiple testresults.json files into a file or directory
+#
+# Copyright (c) 2019, Intel Corporation.
+# Copyright (c) 2019, Linux Foundation
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms and conditions of the GNU General Public License,
+# version 2, as published by the Free Software Foundation.
+#
+# This program is distributed in the hope it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+# more details.
+#
+import os
+import json
+import resulttool.resultutils as resultutils
+
+def merge(args, logger):
+    if os.path.isdir(args.target_results):
+        results = resultutils.load_resultsdata(args.target_results, configmap=resultutils.store_map)
+        resultutils.append_resultsdata(results, args.base_results, configmap=resultutils.store_map)
+        resultutils.save_resultsdata(results, args.target_results)
+    else:
+        results = resultutils.load_resultsdata(args.base_results, configmap=resultutils.flatten_map)
+        if os.path.exists(args.target_results):
+            resultutils.append_resultsdata(results, args.target_results, configmap=resultutils.flatten_map)
+        resultutils.save_resultsdata(results, os.path.dirname(args.target_results), fn=os.path.basename(args.target_results))
+
+    return 0
+
+def register_commands(subparsers):
+    """Register subcommands from this plugin"""
+    parser_build = subparsers.add_parser('merge', help='merge test result files/directories',
+                                         description='merge the results from multiple files/directories into the target file or directory',
+                                         group='setup')
+    parser_build.set_defaults(func=merge)
+    parser_build.add_argument('base_results',
+                              help='the results file/directory to import')
+    parser_build.add_argument('target_results',
+                              help='the target file or directory to merge the base_results with')
+