diff --git a/pygeoapi/api.py b/pygeoapi/api.py
index 7c55609..232d209 100644
--- a/pygeoapi/api.py
+++ b/pygeoapi/api.py
@@ -478,7 +478,8 @@ class API(object):
         datetime_ = args.get('datetime')
         datetime_invalid = False
 
-        if datetime_ is not None:
+        if (datetime_ is not None and
+                'temporal' in self.config['datasets'][dataset]['extents']):
             te = self.config['datasets'][dataset]['extents']['temporal']
 
             if '/' in datetime_:  # envelope
diff --git a/tests/test_api.py b/tests/test_api.py
index 434deeb..f42d090 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -285,7 +285,12 @@ def test_get_features(config, api_):
     rsp_headers, code, response = api_.get_features(
         req_headers, {'datetime': '2002/2014-04-22'}, 'obs')
 
-    assert code == 400
+    api_.config['datasets']['obs']['extents'].pop('temporal')
+
+    rsp_headers, code, response = api_.get_features(
+        req_headers, {'datetime': '2002/2014-04-22'}, 'obs')
+
+    assert code == 200
 
 
 def test_get_feature(config, api_):