diff --git a/rgb_rainbow.py b/rgb_rainbow.py
index 6e8a382..80cea9f 100755
--- a/rgb_rainbow.py
+++ b/rgb_rainbow.py
@@ -3,6 +3,7 @@
 """
 Example RGB to Neopixel LED
 """
+import time
 from rpi_ws281x import Adafruit_NeoPixel, Color
 
 # NeoPixel configuration