diff --git a/CHANGELOG.md b/CHANGELOG.md
index a3be5a6..2d04b89 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,12 @@
 ### Removed
 ### Added
 
+## [7.23.0] - 2024-03-26
+
+### Updates
+
+- NCO v5.2.2
+
 ## [7.22.0] - 2024-03-26
 
 ### Updates
diff --git a/README.md b/README.md
index 4901778..cbb1d7e 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ NASA/GSFC.
 | [cURL](https://curl.haxx.se/)                                            | 8.6.0        |
 | [UDUNITS2](https://github.com/GMAO-SI-Team/UDUNITS-2.git)                | 2.2.28       |
 | [fortran_udunits2](https://github.com/GMAO-SI-Team/fortran_udunits2.git) | v1.0.0-rc.3  |
-| [NCO](http://nco.sourceforge.net/)                                       | 5.2.1        |
+| [NCO](http://nco.sourceforge.net/)                                       | 5.2.2        |
 | [CDO](https://code.mpimet.mpg.de/projects/cdo)                           | 2.3.0        |
 | [nccmp](https://gitlab.com/remikz/nccmp)                                 | 1.9.1.0      |
 | [FLAP](https://github.com/mathomp4/FLAP)                                 | geos/v1.10.0 |
diff --git a/VERSION b/VERSION
index 696eaac..14d6b5d 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-7.22.0
+7.23.0
diff --git a/nco b/nco
index 5a1222b..b49d7f3 160000
--- a/nco
+++ b/nco
@@ -1 +1 @@
-Subproject commit 5a1222bf42f42af6b3d3018ba352af87ac40d1ae
+Subproject commit b49d7f3f68acac24614f399a1b0699887b998f20