diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8cf5e4c3..9891eb99 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to GCPy will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased] - TBD
+### Changed
+- Bumped `pypdf` to version 6.7.1 in `setup.py` and environment files
+
 ## [1.7.1] - 2026-02-03
 ### Changed
 - Bumped `pip` to version 26.0 in `setup.py` and environment files
diff --git a/docs/environment_files/gcpy_environment_py312.yml b/docs/environment_files/gcpy_environment_py312.yml
index ae6e7dac..b8c71683 100644
--- a/docs/environment_files/gcpy_environment_py312.yml
+++ b/docs/environment_files/gcpy_environment_py312.yml
@@ -30,7 +30,7 @@ dependencies:
   - pylint         ==3.2.2      # Python linter
   - pyproj         ==3.6.1      # Python map projections library
   - python         ==3.12.0     # Python language
-  - pypdf          ==6.6.2      # PDF utilities (bookmarks, etc.)
+  - pypdf          ==6.7.1      # PDF utilities (bookmarks, etc.)
   - requests       ==2.32.4     # HTTP library
   - scipy          ==1.13.1     # Scientific python package
   - sparselt       ==0.1.3      # Regridding earth system model data
diff --git a/docs/environment_files/gcpy_environment_py313.yml b/docs/environment_files/gcpy_environment_py313.yml
index 5e972c65..2a3ec70a 100644
--- a/docs/environment_files/gcpy_environment_py313.yml
+++ b/docs/environment_files/gcpy_environment_py313.yml
@@ -30,7 +30,7 @@ dependencies:
   - pylint         ==3.3.4      # Python linter
   - pyproj         ==3.7.1      # Python map projections library
   - python         ==3.13       # Python language
-  - pypdf          ==6.6.2      # PDF utilities (bookmarks, etc.)
+  - pypdf          ==6.7.1      # PDF utilities (bookmarks, etc.)
   - requests       ==2.32.4     # HTTP library
   - scipy          ==1.15.2     # Scientific python package
   - sparselt       ==0.1.3      # Regridding earth system model data
diff --git a/setup.py b/setup.py
index 09f4d81e..5615c198 100644
--- a/setup.py
+++ b/setup.py
@@ -109,7 +109,7 @@ def _write_version_file():
         "pylint==3.3.4",
         "pyproj==3.7.1",
         "python==3.13",
-        "pypdf==6.6.2",
+        "pypdf==6.7.1",
         "requests==2.32.4",
         "scipy==1.15.2",
         "sparselt==0.1.3",