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-rw-r--r--docs/building-spark.md7
1 files changed, 5 insertions, 2 deletions
diff --git a/docs/building-spark.md b/docs/building-spark.md
index bb18414092..fee6a84406 100644
--- a/docs/building-spark.md
+++ b/docs/building-spark.md
@@ -92,8 +92,11 @@ mvn -Pyarn -Phadoop-2.2 -Dhadoop.version=2.2.0 -DskipTests clean package
# Apache Hadoop 2.3.X
mvn -Pyarn -Phadoop-2.3 -Dhadoop.version=2.3.0 -DskipTests clean package
-# Apache Hadoop 2.4.X
-mvn -Pyarn -Phadoop-2.4 -Dhadoop.version=2.4.0 -DskipTests clean package
+# Apache Hadoop 2.4.X or 2.5.X
+mvn -Pyarn -Phadoop-2.4 -Dhadoop.version=VERSION -DskipTests clean package
+
+Versions of Hadoop after 2.5.X may or may not work with the -Phadoop-2.4 profile (they were
+released after this version of Spark).
# Different versions of HDFS and YARN.
mvn -Pyarn-alpha -Phadoop-2.3 -Dhadoop.version=2.3.0 -Dyarn.version=0.23.7 -DskipTests clean package