diff --git a/gpiozero/__init__.py b/gpiozero/__init__.py
index 522afc6..ddfb922 100644
--- a/gpiozero/__init__.py
+++ b/gpiozero/__init__.py
@@ -51,10 +51,14 @@ from .input_devices import (
     LightSensor,
     DistanceSensor,
     AnalogInputDevice,
-    MCP3008,
+    MCP3001,
+    MCP3002,
     MCP3004,
-    MCP3208,
+    MCP3008,
+    MCP3201,
+    MCP3202,
     MCP3204,
+    MCP3208,
     MCP3301,
     MCP3302,
     MCP3304,