diff --git a/target/linux/generic-2.6/config-2.6.22 b/target/linux/generic-2.6/config-2.6.22
index 249519389..1b0be47a3 100644
--- a/target/linux/generic-2.6/config-2.6.22
+++ b/target/linux/generic-2.6/config-2.6.22
@@ -633,7 +633,7 @@ CONFIG_JFFS2_FS_WRITEBUFFER=y
 # CONFIG_JFFS2_FS_XATTR is not set
 CONFIG_JFFS2_RTIME=y
 # CONFIG_JFFS2_RUBIN is not set
-# CONFIG_JFFS2_SUMMARY is not set
+CONFIG_JFFS2_SUMMARY=y
 CONFIG_JFFS2_ZLIB=y
 # CONFIG_JFFS_FS is not set
 # CONFIG_JFS_DEBUG is not set
diff --git a/target/linux/generic-2.6/config-default b/target/linux/generic-2.6/config-default
index 28ff32b43..d98ccb909 100644
--- a/target/linux/generic-2.6/config-default
+++ b/target/linux/generic-2.6/config-default
@@ -617,7 +617,7 @@ CONFIG_JFFS2_FS_WRITEBUFFER=y
 # CONFIG_JFFS2_FS_XATTR is not set
 CONFIG_JFFS2_RTIME=y
 # CONFIG_JFFS2_RUBIN is not set
-# CONFIG_JFFS2_SUMMARY is not set
+CONFIG_JFFS2_SUMMARY=y
 CONFIG_JFFS2_ZLIB=y
 # CONFIG_JFFS_FS is not set
 # CONFIG_JFS_DEBUG is not set