diff --git a/api/filtering/db_custom_filters.py b/api/filtering/db_custom_filters.py
index 3ea39f718..5affff2ac 100644
--- a/api/filtering/db_custom_filters.py
+++ b/api/filtering/db_custom_filters.py
@@ -116,7 +116,7 @@ def separate_operating_system_filters(filter_param) -> list[OsComparison]:
         return [OsComparison(comparator=filter_param)]
 
     # filter_param is a dict
-    for os_name in filter_param.keys():
+    for os_name in filter_param.keys(): # this doesn't account for "os_name" instead of os names
         if os_name not in (os_names := _get_valid_os_names()):
             raise ValidationException(f"operating_system filter only supports these OS names: {os_names}.")
 
@@ -147,9 +147,20 @@ def separate_operating_system_filters(filter_param) -> list[OsComparison]:
 def build_operating_system_filter(filter_param: dict) -> tuple:
     os_filter_list = []  # Top-level filter
     os_range_filter_list = []  # Contains the OS filters that use range operations
-    separated_filters = separate_operating_system_filters(filter_param["operating_system"])
     os_field = Host.system_profile_facts["operating_system"]
 
+    # if isinstance(filter_param["operating_system"], dict) and "name" in filter_param["operating_system"].keys():
+    #     for os in filter_param["operating_system"]["name"].values():
+    #         print(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>> found name", os_field["name"].astext == os)
+    #         # os_filter_list.append(and_([os_field["name"].astext == os]))
+
+    #     return os_filter_list
+
+    if "name" in filter_param.keys():
+        os_filter_list.append()
+
+    separated_filters = separate_operating_system_filters(filter_param["operating_system"])
+
     for comparison in separated_filters:
         comparator = POSTGRES_COMPARATOR_LOOKUP.get(comparison.comparator)
 
@@ -158,6 +169,7 @@ def build_operating_system_filter(filter_param: dict) -> tuple:
             os_filter_list.append(os_field.astext.operate(comparator, None))
 
         elif comparison.comparator == "eq":
+            print("~~~~~~~~~~~~~~~~~~~``", os_field["name"].astext == comparison.name)
             os_filters = [
                 os_field["name"].astext == comparison.name,
                 os_field["major"].astext.cast(Integer) == comparison.major,
diff --git a/tests/test_api_hosts_get.py b/tests/test_api_hosts_get.py
index 71b4a137a..0052d8ddf 100644
--- a/tests/test_api_hosts_get.py
+++ b/tests/test_api_hosts_get.py
@@ -1395,6 +1395,52 @@ def test_query_all_sp_filters_operating_system(db_create_host, api_get, sp_filte
     assert nomatch_host_id_3 not in response_ids
 
 
+@pytest.mark.parametrize(
+    "sp_filter_param",
+    (
+        "[name][eq]=CentOS",
+        "[name][eq]=centos",
+        "[name][eq]=CENTOS",
+    ),
+)
+def test_query_sp_filters_operating_system_name(db_create_host, api_get, sp_filter_param):
+    # Create host with this OS
+    match_sp_data = {
+        "system_profile_facts": {
+            "operating_system": {
+                "name": "CentOS",
+                "major": "8",
+                "minor": "11",
+            }
+        }
+    }
+    match_host_id = str(db_create_host(extra_data=match_sp_data).id)
+
+    # Create host with differing OS
+    nomatch_sp_data = {
+        "system_profile_facts": {
+            "operating_system": {
+                "name": "RHEL",
+                "major": "7",
+                "minor": "12",
+            }
+        }
+    }
+    nomatch_host_id = str(db_create_host(extra_data=nomatch_sp_data).id)
+
+    url = build_hosts_url(query=f"?filter[system_profile][operating_system]{sp_filter_param}")
+
+    with patch("api.host.get_flag_value", return_value=True):
+        response_status, response_data = api_get(url)
+
+    assert response_status == 200
+
+    # Assert that only the matching host is returned
+    response_ids = [result["id"] for result in response_data["results"]]
+    assert match_host_id in response_ids
+    assert nomatch_host_id not in response_ids
+
+
 @pytest.mark.parametrize(
     "os_match_data_list,os_nomatch_data_list,sp_filter_param_list",
     (