diff --git a/.zenodo.json b/.zenodo.json
index 18af5092..991b2c14 100644
--- a/.zenodo.json
+++ b/.zenodo.json
@@ -3,19 +3,19 @@
     "copyright": "Copyright (c) 1998, 2017 Triad National Security, LLC",
     "description": "View detailed release notes at https://github.com/CICE-Consortium/Icepack/releases", 
     "language": "eng", 
-    "title": "CICE-Consortium/Icepack: Icepack 1.5.1", 
+    "title": "CICE-Consortium/Icepack: Icepack 1.5.2", 
     "keywords": [
         "sea ice model",
         "Icepack"
     ], 
-    "version": "1.5.1", 
+    "version": "1.5.2", 
     "upload_type": "software", 
     "communities": [
         {
             "identifier": "cice-consortium"
         }
     ], 
-    "publication_date": "2025-07-21",
+    "publication_date": "2025-08-15", 
     "creators": [
         {
             "affiliation": "Los Alamos National Laboratory", 
diff --git a/COPYRIGHT.pdf b/COPYRIGHT.pdf
index 55132ca5..2f37e495 100644
Binary files a/COPYRIGHT.pdf and b/COPYRIGHT.pdf differ
diff --git a/columnphysics/icepack_intfc.F90 b/columnphysics/icepack_intfc.F90
index a89aefa8..243e896d 100644
--- a/columnphysics/icepack_intfc.F90
+++ b/columnphysics/icepack_intfc.F90
@@ -1,5 +1,5 @@
 !=======================================================================
-! Copyright (c) 1998, 2017, Triad National Security, LLC
+! Copyright 1998-2025 Triad National Security, LLC
 ! All rights reserved.
 !
 ! This program was produced under U.S. Government contract 89233218CNA000001
diff --git a/columnphysics/version.txt b/columnphysics/version.txt
index 47b82562..cf3a4bb5 100644
--- a/columnphysics/version.txt
+++ b/columnphysics/version.txt
@@ -1 +1 @@
-ICEPACK 1.5.1
+ICEPACK 1.5.2
diff --git a/configuration/driver/icedrv_MAIN.F90 b/configuration/driver/icedrv_MAIN.F90
index e71a57b8..6f8a6dd2 100644
--- a/configuration/driver/icedrv_MAIN.F90
+++ b/configuration/driver/icedrv_MAIN.F90
@@ -1,5 +1,5 @@
 !=======================================================================
-! Copyright (c) 1998, 2017, Triad National Security, LLC
+! Copyright 1998-2025, Triad National Security, LLC
 ! All rights reserved.
 !
 ! This program was produced under U.S. Government contract 89233218CNA000001
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 7099a890..6eea3f9e 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -55,7 +55,7 @@
 
 # General information about the project.
 project = u'Icepack'
-copyright = u'1998, 2017, Triad National Security, LLC (code) and National Center for Atmospheric Research (documentation)'
+copyright = u'1998-2025, Triad National Security, LLC (code) and National Center for Atmospheric Research (documentation)'
 author = u'CICE-Consortium'
 
 # The version info for the project you're documenting, acts as replacement for
@@ -63,9 +63,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = u'1.5.1' 
+version = u'1.5.2' 
 # The full version, including alpha/beta/rc tags.
-version = u'1.5.1' 
+version = u'1.5.2' 
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/doc/source/intro/copyright.rst b/doc/source/intro/copyright.rst
index c72da7fb..420a6ca2 100755
--- a/doc/source/intro/copyright.rst
+++ b/doc/source/intro/copyright.rst
@@ -5,7 +5,7 @@
 Copyright
 =============================
 
-© Copyright 1998, 2017, Triad National Security, LLC
+© Copyright 1998-2025, Triad National Security, LLC
 All rights reserved.
 
 This program was produced under U.S. Government contract 89233218CNA000001 for Los Alamos National Laboratory (LANL), which is operated by Triad National Security, LLC for the U.S. Department of Energy/National Nuclear Security Administration. All rights in the program are reserved by Triad National Security, LLC, and the U.S. Department of Energy/National Nuclear Security Administration. The Government is granted for itself and others acting on its behalf a nonexclusive, paid-up, irrevocable worldwide license in this material to reproduce, prepare. derivative works, distribute copies to the public, perform publicly and display publicly, and to permit others to do so.