diff --git a/DESCRIPTION b/DESCRIPTION
index 3d62971..9cd3678 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: UCSCXenaTools
 Title: Download and Explore Datasets from UCSC Xena Data Hubs
-Version: 1.5.0
+Version: 1.6.0
 Authors@R: 
     c(person(given = "Shixiang",
              family = "Wang",
diff --git a/NEWS.md b/NEWS.md
index 3bf8d1c..54dfc0e 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,8 @@
+# UCSCXenaTools 1.6.0
+
+- Single cell hub was found disabled.
+- GDC hub was completely updated.
+
 # UCSCXenaTools 1.5.0
 
 - Bugs fixed.
diff --git a/README.Rmd b/README.Rmd
index aae3926..9a12681 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -77,7 +77,7 @@ Currently, **UCSCXenaTools** supports the following data hubs of UCSC Xena.
 * UCSC Toil RNAseq Recompute Compendium Hub: <https://toil.xenahubs.net/>
 * PCAWG Xena Hub: <https://pcawg.xenahubs.net/>
 * ATAC-seq Hub: <https://atacseq.xenahubs.net/>
-* Singel Cell Xena Hub: <https://singlecellnew.xenahubs.net/>
+* Singel Cell Xena Hub: <https://singlecellnew.xenahubs.net/> (**Disabled by UCSCXena**)
 * Kids First Xena Hub: <https://kidsfirst.xenahubs.net/>
 * Treehouse Xena Hub: <https://xena.treehouse.gi.ucsc.edu:443/>
 
diff --git a/README.md b/README.md
index 22d5a83..0d7125f 100644
--- a/README.md
+++ b/README.md
@@ -77,6 +77,7 @@ Xena.
 - PCAWG Xena Hub: <https://pcawg.xenahubs.net/>
 - ATAC-seq Hub: <https://atacseq.xenahubs.net/>
 - Singel Cell Xena Hub: <https://singlecellnew.xenahubs.net/>
+  (**Disabled by UCSCXena**)
 - Kids First Xena Hub: <https://kidsfirst.xenahubs.net/>
 - Treehouse Xena Hub: <https://xena.treehouse.gi.ucsc.edu:443/>
 
@@ -113,7 +114,7 @@ You can load `XenaData` after loading `UCSCXenaTools` into R.
 ``` r
 library(UCSCXenaTools)
 #> =========================================================================================
-#> UCSCXenaTools version 1.4.8
+#> UCSCXenaTools version 1.5.0
 #> Project URL: https://github.com/ropensci/UCSCXenaTools
 #> Usages: https://cran.r-project.org/web/packages/UCSCXenaTools/vignettes/USCSXenaTools.html
 #> 
@@ -170,7 +171,7 @@ Query and download.
 XenaQuery(df_todo) %>%
   XenaDownload() -> xe_download
 #> This will check url status, please be patient.
-#> All downloaded files will under directory /var/folders/gm/lw6z28md2594gcnws_38_9f40000gn/T//RtmpfewSeZ.
+#> All downloaded files will under directory /var/folders/37/gt0rbmqn61b513tbr8pyz_y40000gn/T//RtmpbXwIKj.
 #> The 'trans_slash' option is FALSE, keep same directory structure as Xena.
 #> Creating directories for datasets...
 #> Downloading TCGA.LUNG.sampleMap/LUNG_clinicalMatrix
diff --git a/data/XenaData.rda b/data/XenaData.rda
index ec7d579..8c9501a 100644
Binary files a/data/XenaData.rda and b/data/XenaData.rda differ