diff --git a/samples/customsearch/main.py b/samples/customsearch/main.py
index 105f891..25c9a84 100644
--- a/samples/customsearch/main.py
+++ b/samples/customsearch/main.py
@@ -19,9 +19,9 @@
 
 
 def main():
-  p = build("customsearch", "v1",
+  service = build("customsearch", "v1",
             developerKey="AIzaSyDRRpR3GS1F1_jKNNM9HCNd2wJQyPG3oN0")
-  res = p.cse().list(
+  res = service.cse().list(
       q='lectures',
       cx='017576662512468239146:omuauf_lfve',
     ).execute()