diff --git a/pyspark-lit.py b/pyspark-lit.py
index 795d4cd..f8cf6d8 100644
--- a/pyspark-lit.py
+++ b/pyspark-lit.py
@@ -20,5 +20,5 @@
 
 
 from pyspark.sql.functions import when
-df3 = df2.withColumn("lit_value2", when(col("Salary") >=40000 & col("Salary") <= 50000,lit("100")).otherwise(lit("200")))
-df3.show(truncate=False)
\ No newline at end of file
+df3 = df2.withColumn("lit_value2", when((col("Salary") >= 40000) & (col("Salary") <= 50000), lit("100")).otherwise(lit("200")))
+df3.show(truncate=False)