diff --git a/normalizer/normalizer-repo-tags/calculate_repo_tags.py b/normalizer/normalizer-repo-tags/calculate_repo_tags.py
index 5f501667fbdff0d4f2d160b0b2a8bfea27b60f00..59b6c295b3a0d5ca7224c848b40044d5e1b9f8b0 100644
--- a/normalizer/normalizer-repo-tags/calculate_repo_tags.py
+++ b/normalizer/normalizer-repo-tags/calculate_repo_tags.py
@@ -20,7 +20,7 @@ def calculateTags(inputDict, backend, calcUri):
     repo_dic_sub_out = repo_dic_sub.communicate(inputDict_str.encode('utf-8'))[0]
     repo_dic = json.loads(repo_dic_sub_out.decode("utf-8"))
 
-    #backend.addValue("repository_checksum", repo_dic['checksum'])
+    backend.addValue("repository_checksum", repo_dic['checksum'])
     backend.addValue("repository_chemical_formula", repo_dic['formula'])
     backend.addValue("repository_parser_id", repo_dic['prog_name'] + ' v1.0')
     backend.addValue("repository_atomic_elements", repo_dic['elements'])
@@ -55,8 +55,8 @@ def main():
         calcUri,
         parserInfo = {'name':'RepoTagsNormalizer', 'version': '1.0'})
 
-    #dictReader=ParseStreamedDicts(sys.stdin)
-    dictReader=ParseStreamedDicts(open("/u/jungho/myscratch/nomad-lab-base/normalizers/repo-tags/test/examples/scalaOut2.txt", 'r'))
+    dictReader=ParseStreamedDicts(sys.stdin)
+    #dictReader=ParseStreamedDicts(open("/u/jungho/myscratch/nomad-lab-base/normalizers/repo-tags/test/examples/scalaOut2.txt", 'r'))
 
     while True:
         inputDict=dictReader.readNextDict()
diff --git a/normalizer/normalizer-repo-tags/extract_from_repo.py b/normalizer/normalizer-repo-tags/extract_from_repo.py
index b1375f56d8f4076726990137ebd4aae52954e995..989f398b502e078398650e945ba511d609a73c4a 100644
--- a/normalizer/normalizer-repo-tags/extract_from_repo.py
+++ b/normalizer/normalizer-repo-tags/extract_from_repo.py
@@ -1,23 +1,27 @@
-#import setup_paths, setup_paths_repo
 import sys, json
-import sqlalchemy
+
 base_path= sys.exec_prefix + '/python'
 sys.path.insert(0, base_path)
+
 from nomadrepo.core.settings import connect_database, settings
 from nomadrepo.core.api import API
-inputStr = sys.stdin.readline()
 
-def extract_metadata(dic):
+def extract_metadata(dic_in):
+    session = connect_database(settings, None)()
+    checksum = session.execute("SELECT checksum FROM calculations WHERE calc_id = %d ;" % 4000000).fetchone()[0]
+    session.commit(); session.close()
+
     work = API()
 
-    for calc, error in work._parse(dic, "normalizerRepo"):
+    for calc, error in work._parse(dic_in, "normalizerRepo"):
         calc, error = work.classify(calc)
         calc.info['oadate'] = None
-        #calc.info['checksum'] = calc.get_checksum()
+        calc.info['checksum'] = str(checksum)
         json.dump(calc.info, sys.__stdout__)
         pass
 
 def main():
+    inputStr = sys.stdin.readline()
     inputDict = json.loads(inputStr)
     extract_metadata(inputDict)