diff --git a/app/oaipmh/oai.py b/app/oaipmh/oai.py
index cc5784bed..69493b3a9 100644
--- a/app/oaipmh/oai.py
+++ b/app/oaipmh/oai.py
@@ -572,25 +572,24 @@ def processRequest(self, request, metadata_dict):
             'resumptionToken': 0,
         }
 
-        if not request.args.get('verb'):
+        verb = request.values.get('verb')
+
+        if not verb:
             self.addError(root, Errors.badVerb())
             return etree.tostring(root, pretty_print=True, encoding='unicode')
 
         response_xml = None
-        parsed_url = urlparse(request.url)
-        query_parameters = parsed_url.query.split('&')
 
-        for param in query_parameters:
-            key = param.split('=')[0]
+        for key in list(request.values.keys()):
             if key in attributes_dict:
                 attributes_dict[key] += 1
+                # Check for duplicate attributes
                 if attributes_dict[key] > 1:
                     self.addError(root, Errors.badArgument())
                     return etree.tostring(root, pretty_print=True, encoding='unicode')
 
         # Check for unknown attributes
-        unknown_attributes = [param.split('=')[0] for param in query_parameters
-                              if param.split('=')[0] not in attributes_dict]
+        unknown_attributes = [key for key in list(request.values.keys()) if key not in attributes_dict]
 
         if unknown_attributes:
             self.addError(root, Errors.badArgument())
@@ -598,22 +597,12 @@ def processRequest(self, request, metadata_dict):
 
             return response_xml
 
-        if request.method == 'GET':
-            verb = request.args.get('verb')
-            metadata_prefix = request.args.get('metadataPrefix')
-            identifier = request.args.get('identifier')
-            from_date = request.args.get('from')
-            until_date = request.args.get('until')
-            set_spec = request.args.get('set')
-            resumption_token = request.args.get('resumptionToken')
-        else:
-            verb = request.form.get('verb')
-            metadata_prefix = request.form.get('metadataPrefix')
-            identifier = request.form.get('identifier')
-            from_date = request.form.get('from')
-            until_date = request.form.get('until')
-            set_spec = request.form.get('set')
-            resumption_token = request.form.get('resumptionToken')
+        metadata_prefix = request.values.get('metadataPrefix')
+        identifier = request.values.get('identifier')
+        from_date = request.values.get('from')
+        until_date = request.values.get('until')
+        set_spec = request.values.get('set')
+        resumption_token = request.values.get('resumptionToken')
 
         # Create a dictionary mapping verbs to functions
         verb_handlers = {
diff --git a/app/tests/test_app.py b/app/tests/test_app.py
index 7cc5bbc3c..cc9fa0a68 100644
--- a/app/tests/test_app.py
+++ b/app/tests/test_app.py
@@ -761,9 +761,12 @@ def test_oai(self):
         self.assertEqual(root.find(".//oaipmh:granularity", namespace).text, "YYYY-MM-DD")
         self.assertEqual(root.find(".//oaipmh:adminEmail", namespace).text, "support@example.com")
 
-        # Test Identify
-        res = self.client.post('/oai?verb=Identify')
+        # Test Identify Post with body params
+        res = self.client.post('/oai', headers={'Content-Type': 'application/x-www-form-urlencoded'},
+                               data="verb=Identify")
         self.assertEqual(200, res.status_code)
+        root = etree.fromstring(res.data)
+        self.assertEqual(root.find(".//oaipmh:repositoryName", namespace).text, "IM Dashboard")
 
         # Test GetRecord
         tosca_id = "https://github.com/grycap/tosca/blob/main/templates/simple-node-disk.yml"