diff --git a/pyproject.toml b/pyproject.toml
index c68543b5..27886994 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,7 +37,7 @@ dependencies = [
     "ckanapi>=4.8",
     "defopt>=6.4.0",
     "email_validator",
-    "hdx-python-country>=3.9.2",
+    "hdx-python-country>=3.9.3",
     "hdx-python-utilities>=3.8.6",
     "libhxl>=5.2.2",
     "makefun",
diff --git a/requirements.txt b/requirements.txt
index e48906e5..7113f5a3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -66,7 +66,7 @@ google-auth-oauthlib==1.2.2
     # via gspread
 gspread==6.2.0
     # via hdx-python-api (pyproject.toml)
-hdx-python-country==3.9.2
+hdx-python-country==3.9.3
     # via hdx-python-api (pyproject.toml)
 hdx-python-utilities==3.8.6
     # via
@@ -163,7 +163,7 @@ pathspec==0.12.1
     # via mkdocs
 petl==1.7.16
     # via frictionless
-platformdirs==4.3.7
+platformdirs==4.3.8
     # via
     #   mkdocs-get-deps
     #   virtualenv
diff --git a/src/hdx/data/dataset.py b/src/hdx/data/dataset.py
index 05016ae2..6d397230 100755
--- a/src/hdx/data/dataset.py
+++ b/src/hdx/data/dataset.py
@@ -81,24 +81,41 @@ class Dataset(HDXObject):
         "-1": "Never",
         "0": "Live",
         "1": "Every day",
+        "2": "Every two days",
         "7": "Every week",
         "14": "Every two weeks",
         "30": "Every month",
+        "60": "Every two months",
         "90": "Every three months",
+        "120": "Every four months",
         "180": "Every six months",
+        "300": "Every ten months",
         "365": "Every year",
+        "730": "Every two years",
         "as needed": "-2",
         "adhoc": "-2",
         "never": "-1",
         "live": "0",
         "every day": "1",
+        "every two days": "2",
+        "every 2 days": "2",
         "every week": "7",
         "every two weeks": "14",
         "every month": "30",
+        "every 2 months": "60",
+        "every two months": "60",
+        "every 3 months": "90",
         "every three months": "90",
         "every quarter": "90",
+        "every four months": "120",
+        "every 4 months": "120",
         "every six months": "180",
+        "every 6 months": "180",
+        "every ten months": "300",
+        "every 10 months": "300",
         "every year": "365",
+        "every two years": "730",
+        "every 2 years": "730",
         "daily": "1",
         "weekly": "7",
         "fortnightly": "14",
diff --git a/tests/hdx/data/test_dataset_noncore.py b/tests/hdx/data/test_dataset_noncore.py
index c8aab55c..8e6ea946 100755
--- a/tests/hdx/data/test_dataset_noncore.py
+++ b/tests/hdx/data/test_dataset_noncore.py
@@ -347,11 +347,12 @@ def test_get_add_location(self, locations):
         assert dataset["groups"] == [{"name": "dza"}]
 
     def test_transform_update_frequency(self):
-        assert len(Dataset.list_valid_update_frequencies()) == 32
+        assert len(Dataset.list_valid_update_frequencies()) == 49
         assert Dataset.transform_update_frequency("-2") == "As needed"
         assert Dataset.transform_update_frequency("-1") == "Never"
         assert Dataset.transform_update_frequency("0") == "Live"
         assert Dataset.transform_update_frequency("1") == "Every day"
+        assert Dataset.transform_update_frequency("2") == "Every two days"
         assert Dataset.transform_update_frequency("Adhoc") == "-2"
         assert Dataset.transform_update_frequency("As needed") == "-2"
         assert Dataset.transform_update_frequency("Never") == "-1"
@@ -366,6 +367,8 @@ def test_transform_update_frequency(self):
         assert Dataset.transform_update_frequency(23) is None
         assert Dataset.transform_update_frequency("15") is None
         assert Dataset.transform_update_frequency("Quarterly") == "90"
+        assert Dataset.transform_update_frequency("every 4 months") == "120"
+        assert Dataset.transform_update_frequency("every two years") == "730"
 
     def test_get_set_expected_update_frequency(self, configuration):
         datasetdata = copy.deepcopy(dataset_data)
@@ -385,6 +388,11 @@ def test_get_set_expected_update_frequency(self, configuration):
         dataset.set_expected_update_frequency("90")
         assert dataset["data_update_frequency"] == "90"
         assert dataset.get_expected_update_frequency() == "Every three months"
+        assert dataset["data_update_frequency"] == "90"
+        dataset.set_expected_update_frequency(60)
+        assert dataset.get_expected_update_frequency() == "Every two months"
+        dataset.set_expected_update_frequency("every 10 months")
+        assert dataset["data_update_frequency"] == "300"
         with pytest.raises(HDXError):
             dataset.set_expected_update_frequency("lalala")
         with pytest.raises(HDXError):