diff --git a/api/current.txt b/api/current.txt
index 73e7fab9546dc..5293b48780091 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -31715,6 +31715,7 @@ package android.provider {
 
   public static final class DocumentsContract.Root {
     field public static final java.lang.String COLUMN_AVAILABLE_BYTES = "available_bytes";
+    field public static final java.lang.String COLUMN_CAPACITY_BYTES = "capacity_bytes";
     field public static final java.lang.String COLUMN_DOCUMENT_ID = "document_id";
     field public static final java.lang.String COLUMN_FLAGS = "flags";
     field public static final java.lang.String COLUMN_ICON = "icon";
diff --git a/api/system-current.txt b/api/system-current.txt
index e5ebe62904ae1..e0919d3d7eb58 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -34100,6 +34100,7 @@ package android.provider {
 
   public static final class DocumentsContract.Root {
     field public static final java.lang.String COLUMN_AVAILABLE_BYTES = "available_bytes";
+    field public static final java.lang.String COLUMN_CAPACITY_BYTES = "capacity_bytes";
     field public static final java.lang.String COLUMN_DOCUMENT_ID = "document_id";
     field public static final java.lang.String COLUMN_FLAGS = "flags";
     field public static final java.lang.String COLUMN_ICON = "icon";
diff --git a/api/test-current.txt b/api/test-current.txt
index 3eae99ddaabdc..3addc2d5125ed 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -31730,6 +31730,7 @@ package android.provider {
 
   public static final class DocumentsContract.Root {
     field public static final java.lang.String COLUMN_AVAILABLE_BYTES = "available_bytes";
+    field public static final java.lang.String COLUMN_CAPACITY_BYTES = "capacity_bytes";
     field public static final java.lang.String COLUMN_DOCUMENT_ID = "document_id";
     field public static final java.lang.String COLUMN_FLAGS = "flags";
     field public static final java.lang.String COLUMN_ICON = "icon";
diff --git a/core/java/android/provider/DocumentsContract.java b/core/java/android/provider/DocumentsContract.java
index 03a1ca60ecf2f..0065cd961eb2f 100644
--- a/core/java/android/provider/DocumentsContract.java
+++ b/core/java/android/provider/DocumentsContract.java
@@ -478,7 +478,6 @@ public final class DocumentsContract {
         /**
          * Capacity of a root in bytes. This column is optional, and may be
          * {@code null} if unknown or unbounded.
-         * {@hide}
          * <p>
          * Type: INTEGER (long)
          */