diff --git a/requirements.txt b/requirements.txt
index 91bdbb40..ccb3ae94 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ Bottleneck==1.6.0
 PyYAML==6.0.2
 Sphinx==8.1.3
 astropy==7.1.0
-black==25.1.0
+black==25.11.0
 doc8==2.0.0
 docstring-inheritance==2.2.2
 flake8-docstrings==1.7.0
@@ -21,8 +21,8 @@ numpydoc==1.9.0
 pandas==2.3.2
 psutil==7.0.0
 pydocstyle==6.3.0
-pytest-cov==6.3.0
-pytest==8.4.2
+pytest-cov==7.0.0
+pytest==9.0.1
 scipy==1.16.1
 sphinxcontrib-bibtex==2.6.5
 sphinxcontrib-spelling==8.0.1