diff --git a/docs/sql-programming-guide.md b/docs/sql-programming-guide.md
index 8022c5ecc2430e8b790238d54978f05e59353806..0146a4ed1b745b9657d8362a0c0e582e26dd42f4 100644
--- a/docs/sql-programming-guide.md
+++ b/docs/sql-programming-guide.md
@@ -159,7 +159,7 @@ you to construct DataFrames when the columns and their types are not known until
 
 <div data-lang="scala"  markdown="1">
 
-The Scala interaface for Spark SQL supports automatically converting an RDD containing case classes
+The Scala interface for Spark SQL supports automatically converting an RDD containing case classes
 to a DataFrame.  The case class
 defines the schema of the table.  The names of the arguments to the case class are read using
 reflection and become the names of the columns. Case classes can also be nested or contain complex