diff --git a/Externals.cfg b/Externals.cfg
index bf2dc28b126..59b4aa4ed1e 100644
--- a/Externals.cfg
+++ b/Externals.cfg
@@ -8,7 +8,7 @@ protocol = git
 required = True
 
 [GSI]
-tag = gfsda.v16.3.7
+tag = gfsda.v16.3.8
 local_path = sorc/gsi.fd
 repo_url = https://github.com/NOAA-EMC/GSI.git
 protocol = git
diff --git a/docs/Release_Notes.gfs.v16.3.8.md b/docs/Release_Notes.gfs.v16.3.8.md
index 2a05a2e6323..1495f54572f 100644
--- a/docs/Release_Notes.gfs.v16.3.8.md
+++ b/docs/Release_Notes.gfs.v16.3.8.md
@@ -4,7 +4,7 @@ GFS V16.3.8 RELEASE NOTES
 PRELUDE
 -------
 
-
+This change turns of ingest of NOAA-21 radiances into the GSI until CRTM fix file issues can be solved.  This is necessary for a satingest upgrade to proceed.  PlanetIQ GPSRO and NOAA-20 OMPS Ozone retrievals will also be actively assimilated, and the OMPS observation errors adjusted.
 
 IMPLEMENTATION INSTRUCTIONS
 ---------------------------
@@ -51,10 +51,7 @@ cd ../ecf
 VERSION FILE CHANGES
 --------------------
 
-* `versions/run.ver` - change `version=v16.3.8`, `gfs_ver=v16.3.8`, and `obsproc_ver=v1.2`
-* `versions/hera.ver` - change `obsproc_run_ver=1.2.0`
-* `versions/orion.ver` - change `obsproc_run_ver=1.2.0`
-* `versions/wcoss2.ver` - change `obsproc_run_ver=1.2.0`
+* `versions/run.ver` - change `version=v16.3.8`, and  `gfs_ver=v16.3.8`
 
 SORC CHANGES
 ------------
@@ -74,12 +71,13 @@ PARM/CONFIG CHANGES
 SCRIPT CHANGES
 --------------
 
-* No changes from GFS v16.3.7
+* Changes to sorc/gsi.fd/scripts/exglobal_atmos_analysis.sh and sorc/checkout.sh
 
 FIX CHANGES
 -----------
 
-* No changes from GFS v16.3.7
+* Change to sorc/gsi.fd/fix/global_convinfo.txt
+* Change to sorc/gsi.fd/fix/global_ozinfo.txt
 
 MODULE CHANGES
 --------------
diff --git a/sorc/checkout.sh b/sorc/checkout.sh
index d1bbd567225..2756b1da75a 100755
--- a/sorc/checkout.sh
+++ b/sorc/checkout.sh
@@ -35,7 +35,7 @@ fi
 echo gsi checkout ...
 if [[ ! -d gsi.fd ]] ; then
     rm -f ${topdir}/checkout-gsi.log
-    git clone --recursive --branch gfsda.v16.3.7 https://github.com/NOAA-EMC/GSI.git gsi.fd >> ${topdir}/checkout-gsi.log 2>&1
+    git clone --recursive --branch gfsda.v16.3.8 https://github.com/NOAA-EMC/GSI.git gsi.fd >> ${topdir}/checkout-gsi.log 2>&1
     cd gsi.fd
     git submodule update --init
     cd ${topdir}
diff --git a/versions/hera.ver b/versions/hera.ver
index 42fc9bd2083..025dc5004ea 100644
--- a/versions/hera.ver
+++ b/versions/hera.ver
@@ -2,7 +2,7 @@ export hpc_ver=1.2.0
 export hpc_intel_ver=18.0.5.274
 export hpc_impi_ver=2018.0.4
 
-export obsproc_run_ver=1.2.0
+export obsproc_run_ver=1.1.2
 export prepobs_run_ver=1.0.1
 
 export hpss_ver=hpss
diff --git a/versions/orion.ver b/versions/orion.ver
index 00beb4f9e07..419f77e2ea4 100644
--- a/versions/orion.ver
+++ b/versions/orion.ver
@@ -2,7 +2,7 @@ export hpc_ver=1.2.0
 export hpc_intel_ver=2018.4
 export hpc_impi_ver=2018.4
 
-export obsproc_run_ver=1.2.0
+export obsproc_run_ver=1.1.2
 export prepobs_run_ver=1.0.1
 
 export prod_util_ver=1.2.2
diff --git a/versions/run.ver b/versions/run.ver
index 2e46c2e0dbb..3770329f27c 100755
--- a/versions/run.ver
+++ b/versions/run.ver
@@ -5,7 +5,7 @@ export ecmwf_ver=v2.1
 export nam_ver=v4.2
 export rtofs_ver=v2.3
 export radarl2_ver=v1.2
-export obsproc_ver=v1.2
+export obsproc_ver=v1.1
 
 export PrgEnv_intel_ver=8.1.0
 export intel_ver=19.1.3.304
diff --git a/versions/wcoss2.ver b/versions/wcoss2.ver
index 55bfd23d677..e96d7ad3f30 100644
--- a/versions/wcoss2.ver
+++ b/versions/wcoss2.ver
@@ -2,7 +2,7 @@ export envvar_ver=1.0
 export prod_envir_ver=${prod_envir_ver:-2.0.4} # Allow override from ops ecflow
 export prod_util_ver=${prod_util_ver:-2.0.9}   # Allow override from ops ecflow
 
-export obsproc_run_ver=1.2.0
+export obsproc_run_ver=1.1.2
 export prepobs_run_ver=1.0.1
 
 export tracker_ver=v1.1.15.5