diff --git a/pubmed_parser/pubmed_oa_parser.py b/pubmed_parser/pubmed_oa_parser.py
index 9e3cfe3..8b079f6 100644
--- a/pubmed_parser/pubmed_oa_parser.py
+++ b/pubmed_parser/pubmed_oa_parser.py
@@ -195,7 +195,7 @@ def parse_pubmed_xml(path, include_path=False, nxml=False):
     pub_date = format_date(pub_date_dict)
 
     try:
-        pub_year = int(pub_date_dict["year"])
+        pub_year = int(pub_date_dict.get("year"))
     except TypeError:
         pub_year = None
 
diff --git a/tests/test_pubmed_oa_parser.py b/tests/test_pubmed_oa_parser.py
index b9c834e..a279b82 100644
--- a/tests/test_pubmed_oa_parser.py
+++ b/tests/test_pubmed_oa_parser.py
@@ -20,10 +20,12 @@ def fetch_pubmed_xml(db_dir):
 pubmed_dir = {"3460867": "00/00/PMC3460867",
               "28298962": "8e/71/PMC5334499",
               "9539395": "51/b3/PMC9539395",
-              "1280406": "5f/92/PMC1280406"
+              "1280406": "5f/92/PMC1280406",
+              "30443433": "6f/c7/PMC6218202"
               }
 pubmed_xml_3460867 = fetch_pubmed_xml(pubmed_dir['3460867'])
 pubmed_xml_1280406 = fetch_pubmed_xml(pubmed_dir['1280406'])
+pubmed_xml_30443433 = fetch_pubmed_xml(pubmed_dir['30443433'])
 
 
 pubmed_xml_9539395 = fetch_pubmed_xml(pubmed_dir['9539395'])
@@ -52,6 +54,10 @@ def test_parse_pubmed_xml():
     assert parsed_1280406.get('publication_date') == "01-9-2005"
     assert parsed_1280406.get('epublication_date') == "31-5-2005"
 
+    parsed_30443433 = pp.parse_pubmed_xml(pubmed_xml_30443433)
+    assert parsed_30443433.get('publication_year') is None
+    assert parsed_30443433.get('publication_date') == "01-01"
+
 
 def test_parse_pubmed_paragraph():
     """