diff --git a/src/docs/man/hive-args.txt b/src/docs/man/hive-args.txt
index b92a446a..438c1dc4 100644
--- a/src/docs/man/hive-args.txt
+++ b/src/docs/man/hive-args.txt
@@ -36,4 +36,6 @@ Hive options
   When used with --hive-import, overrides the destination table name
 
 --map-column-hive (mapping)::
-	Override default mapping for SQL types or input field types into Hive types for configured columns
+  Override default mapping for SQL types or input field types into Hive types for configured columns.
+  If specify commas in this argument, use URL encoded keys and values, for example,
+  use DECIMAL(1%2C1) instead of DECIMAL(1,1), NUMERIC(1%2C%202) instead of NUMERIC(1, 2).
diff --git a/src/docs/user/hive-args.txt b/src/docs/user/hive-args.txt
index e54ee1e7..441f54e8 100644
--- a/src/docs/user/hive-args.txt
+++ b/src/docs/user/hive-args.txt
@@ -32,14 +32,16 @@ Argument                      Description
 +\--hive-table <table-name>+  Sets the table name to use when importing\
                               to Hive.
 +\--hive-drop-import-delims+  Drops '\n', '\r', and '\01' from string\
-			      fields when importing to Hive.
+                  fields when importing to Hive.
 +\--hive-delims-replacement+  Replace '\n', '\r', and '\01' from string\
-			      fields with user defined string when importing to Hive.
-+\--hive-partition-key+	      Name of a hive field to partition are \
-			      sharded on
+                  fields with user defined string when importing to Hive.
++\--hive-partition-key+       Name of a hive field to partition are \
+                  sharded on
 +\--hive-partition-value <v>+ String-value that serves as partition key\
-			      for this imported into hive in this job.
+                  for this imported into hive in this job.
 +\--map-column-hive <map>+    Override default mapping from SQL type to\
-                              Hive type for configured columns.
+                  Hive type for configured columns. If specify commas in\
+                  this argument, use URL encoded keys and values, for example,\
+                  use DECIMAL(1%2C%201) instead of DECIMAL(1, 1).
 --------------------------------------------------------------------------
 
diff --git a/src/docs/user/import.txt b/src/docs/user/import.txt
index 462d84ba..fbb32f52 100644
--- a/src/docs/user/import.txt
+++ b/src/docs/user/import.txt
@@ -328,6 +328,9 @@ Sqoop is expecting comma separated list of mapping in form <name of column>=<new
 $ sqoop import ... --map-column-java id=String,value=Integer
 ----
 
+Notice that specifying commas in --map-column-hive option, you should use URL encoded
+keys and values, for example, use DECIMAL(1%2C%201) instead of DECIMAL(1, 1).
+
 Sqoop will rise exception in case that some configured mapping will not be used.
 
 Schema name handling