diff --git a/homeassistant/components/forked_daapd/config_flow.py b/homeassistant/components/forked_daapd/config_flow.py
index c860e08ffc4..07eaaf4c3fe 100644
--- a/homeassistant/components/forked_daapd/config_flow.py
+++ b/homeassistant/components/forked_daapd/config_flow.py
@@ -158,7 +158,8 @@ class ForkedDaapdFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
         """Prepare configuration for a discovered forked-daapd device."""
         if not (
             discovery_info.get("properties")
-            and float(discovery_info["properties"].get("mtd-version", 0)) >= 27.0
+            and int(discovery_info["properties"].get("mtd-version", "0").split(".")[0])
+            >= 27
             and discovery_info["properties"].get("Machine Name")
         ):
             return self.async_abort(reason="not_forked_daapd")
diff --git a/tests/components/forked_daapd/test_config_flow.py b/tests/components/forked_daapd/test_config_flow.py
index b97cc07009c..3dc62bae8bd 100644
--- a/tests/components/forked_daapd/test_config_flow.py
+++ b/tests/components/forked_daapd/test_config_flow.py
@@ -103,7 +103,7 @@ async def test_zeroconf_updates_title(hass, config_entry):
     discovery_info = {
         "host": "192.168.1.1",
         "port": 23,
-        "properties": {"mtd-version": 27.0, "Machine Name": "zeroconf_test"},
+        "properties": {"mtd-version": "27.0", "Machine Name": "zeroconf_test"},
     }
     result = await hass.config_entries.flow.async_init(
         DOMAIN, context={"source": SOURCE_ZEROCONF}, data=discovery_info
@@ -129,12 +129,35 @@ async def test_config_flow_no_websocket(hass, config_entry):
 
 async def test_config_flow_zeroconf_invalid(hass):
     """Test that an invalid zeroconf entry doesn't work."""
+    # test with no discovery properties
     discovery_info = {"host": "127.0.0.1", "port": 23}
     result = await hass.config_entries.flow.async_init(
         DOMAIN, context={"source": SOURCE_ZEROCONF}, data=discovery_info
     )  # doesn't create the entry, tries to show form but gets abort
     assert result["type"] == data_entry_flow.RESULT_TYPE_ABORT
     assert result["reason"] == "not_forked_daapd"
+    # test with forked-daapd version < 27
+    discovery_info = {
+        "host": "127.0.0.1",
+        "port": 23,
+        "properties": {"mtd-version": "26.3", "Machine Name": "forked-daapd"},
+    }
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": SOURCE_ZEROCONF}, data=discovery_info
+    )  # doesn't create the entry, tries to show form but gets abort
+    assert result["type"] == data_entry_flow.RESULT_TYPE_ABORT
+    assert result["reason"] == "not_forked_daapd"
+    # test with verbose mtd-version from Firefly
+    discovery_info = {
+        "host": "127.0.0.1",
+        "port": 23,
+        "properties": {"mtd-version": "0.2.4.1", "Machine Name": "firefly"},
+    }
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": SOURCE_ZEROCONF}, data=discovery_info
+    )  # doesn't create the entry, tries to show form but gets abort
+    assert result["type"] == data_entry_flow.RESULT_TYPE_ABORT
+    assert result["reason"] == "not_forked_daapd"
 
 
 async def test_config_flow_zeroconf_valid(hass):
@@ -143,7 +166,7 @@ async def test_config_flow_zeroconf_valid(hass):
         "host": "192.168.1.1",
         "port": 23,
         "properties": {
-            "mtd-version": 27.0,
+            "mtd-version": "27.0",
             "Machine Name": "zeroconf_test",
             "Machine ID": "5E55EEFF",
         },