diff --git a/README.md b/README.md
index d3cbd8b9..5632ac91 100644
--- a/README.md
+++ b/README.md
@@ -23,10 +23,11 @@
 | [GEOS_OceanGridComp](https://github.com/GEOS-ESM/GEOS_OceanGridComp)           | [v2.3.0](https://github.com/GEOS-ESM/GEOS_OceanGridComp/releases/tag/v2.3.0)                        |
 | [GEOS_Util](https://github.com/GEOS-ESM/GEOS_Util)                             | [v2.1.3](https://github.com/GEOS-ESM/GEOS_Util/releases/tag/v2.1.3)                                 |
 | [GEOSchem_GridComp](https://github.com/GEOS-ESM/GEOSchem_GridComp)             | [v1.14.0](https://github.com/GEOS-ESM/GEOSchem_GridComp/releases/tag/v1.14.0)                       |
-| [GEOSgcm_App](https://github.com/GEOS-ESM/GEOSgcm_App)                         | [v2.3.5](https://github.com/GEOS-ESM/GEOSgcm_App/releases/tag/v2.3.5)                               |
-| [GEOSgcm_GridComp](https://github.com/GEOS-ESM/GEOSgcm_GridComp)               | [v2.6.2](https://github.com/GEOS-ESM/GEOSgcm_GridComp/releases/tag/v2.6.2)                          |
+| [GEOSgcm_App](https://github.com/GEOS-ESM/GEOSgcm_App)                         | [v2.3.7](https://github.com/GEOS-ESM/GEOSgcm_App/releases/tag/v2.3.7)                               |
+| [GEOSgcm_GridComp](https://github.com/GEOS-ESM/GEOSgcm_GridComp)               | [v2.6.4](https://github.com/GEOS-ESM/GEOSgcm_GridComp/releases/tag/v2.6.4)                          |
 | [GEOSradiation_GridComp](https://github.com/GEOS-ESM/GEOSradiation_GridComp)   | [v1.10.0](https://github.com/GEOS-ESM/GEOSradiation_GridComp/releases/tag/v1.10.0)                    |
 | [GFDL_atmos_cubed_sphere](https://github.com/GEOS-ESM/GFDL_atmos_cubed_sphere) | [geos/v2.9.1](https://github.com/GEOS-ESM/GFDL_atmos_cubed_sphere/releases/tag/geos%2Fv2.9.1)       |
+| [gigatraj](https://github.com/GEOS-ESM/gigatraj)                               | [geos/v1.0.0](https://github.com/GEOS-ESM/gigatraj/releases/tag/geos%2Fv1.0.0)       |
 | [GMI](https://github.com/GEOS-ESM/GMI)                                         | [v1.3.0](https://github.com/GEOS-ESM/GMI/releases/tag/v1.3.0)                                       |
 | [GMAO_Shared](https://github.com/GEOS-ESM/GMAO_Shared)                         | [v1.9.9](https://github.com/GEOS-ESM/GMAO_Shared/releases/tag/v1.9.9)                               |
 | [GOCART](https://github.com/GEOS-ESM/GOCART)                                   | [sdr_v2.2.1.2](https://github.com/GEOS-ESM/GOCART/releases/tag/sdr_v2.2.1.2)                        |
diff --git a/components.yaml b/components.yaml
index b7f19a79..f4d4d8aa 100644
--- a/components.yaml
+++ b/components.yaml
@@ -56,10 +56,16 @@ FMS:
 GEOSgcm_GridComp:
   local: ./src/Components/@GEOSgcm_GridComp
   remote: ../GEOSgcm_GridComp.git
-  tag: v2.6.2
+  tag: v2.6.4
   sparse: ./config/GEOSgcm_GridComp.sparse
   develop: develop
 
+GigaTraj:
+  local: ./src/Components/@GEOSgcm_GridComp/GEOSgigatraj_GridComp/@GigaTraj
+  remote: ../gigatraj.git
+  tag: geos/v1.0.0
+  develop: develop-GSFC
+
 FVdycoreCubed_GridComp:
   local: ./src/Components/@GEOSgcm_GridComp/GEOSagcm_GridComp/GEOSsuperdyn_GridComp/@FVdycoreCubed_GridComp
   remote: ../FVdycoreCubed_GridComp.git
@@ -191,7 +197,7 @@ umwm:
 GEOSgcm_App:
   local: ./src/Applications/@GEOSgcm_App
   remote: ../GEOSgcm_App.git
-  tag: v2.3.5
+  tag: v2.3.7
   develop: develop
 
 UMD_Etc: