diff --git a/homeassistant/components/zwave/__init__.py b/homeassistant/components/zwave/__init__.py
index ba7e26ee58c0..1491c10777ff 100644
--- a/homeassistant/components/zwave/__init__.py
+++ b/homeassistant/components/zwave/__init__.py
@@ -126,8 +126,8 @@ SET_CONFIG_PARAMETER_SCHEMA = vol.Schema(
 SET_NODE_VALUE_SCHEMA = vol.Schema(
     {
         vol.Required(const.ATTR_NODE_ID): vol.Coerce(int),
-        vol.Required(const.ATTR_VALUE_ID): vol.Coerce(int),
-        vol.Required(const.ATTR_CONFIG_VALUE): vol.Coerce(int),
+        vol.Required(const.ATTR_VALUE_ID): vol.Any(vol.Coerce(int), cv.string),
+        vol.Required(const.ATTR_CONFIG_VALUE): vol.Any(vol.Coerce(int), cv.string),
     }
 )
 
diff --git a/homeassistant/components/zwave/services.yaml b/homeassistant/components/zwave/services.yaml
index 9d3d2b0cadf4..d908941fb925 100644
--- a/homeassistant/components/zwave/services.yaml
+++ b/homeassistant/components/zwave/services.yaml
@@ -75,9 +75,9 @@ set_node_value:
     node_id:
       description: Node id of the device to set the value on (integer).
     value_id:
-      description: Value id of the value to set (integer).
+      description: Value id of the value to set (integer or string).
     value:
-      description: Value to set (integer).
+      description: Value to set (integer or string).
 
 refresh_node_value:
   description: Refresh the value for a given value_id on a Z-Wave device.
diff --git a/tests/components/zwave/test_init.py b/tests/components/zwave/test_init.py
index a8f72d2105cf..4d358bde770c 100644
--- a/tests/components/zwave/test_init.py
+++ b/tests/components/zwave/test_init.py
@@ -1797,6 +1797,31 @@ class TestZWaveServices(unittest.TestCase):
 
         assert self.zwave_network.nodes[14].values[12].data == 2
 
+    def test_set_node_value_with_long_id_and_text_value(self):
+        """Test zwave set_node_value service."""
+        value = MockValue(
+            index=87512398541236578,
+            command_class=const.COMMAND_CLASS_SWITCH_COLOR,
+            data="#ff0000",
+        )
+        node = MockNode(node_id=14, command_classes=[const.COMMAND_CLASS_SWITCH_COLOR])
+        node.values = {87512398541236578: value}
+        node.get_values.return_value = node.values
+        self.zwave_network.nodes = {14: node}
+
+        self.hass.services.call(
+            "zwave",
+            "set_node_value",
+            {
+                const.ATTR_NODE_ID: 14,
+                const.ATTR_VALUE_ID: "87512398541236578",
+                const.ATTR_CONFIG_VALUE: "#00ff00",
+            },
+        )
+        self.hass.block_till_done()
+
+        assert self.zwave_network.nodes[14].values[87512398541236578].data == "#00ff00"
+
     def test_refresh_node_value(self):
         """Test zwave refresh_node_value service."""
         node = MockNode(