diff --git a/requirements-build.txt b/requirements-build.txt
index 9ee1e6a..b003b58 100644
--- a/requirements-build.txt
+++ b/requirements-build.txt
@@ -16,7 +16,7 @@ idna==3.11
     # via requests
 importlib-metadata==8.7.0
     # via build
-packaging==25.0
+packaging==26.0
     # via build
 pyproject-hooks==1.2.0
     # via build
diff --git a/requirements-dev.txt b/requirements-dev.txt
index b7304f6..59b3869 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -26,7 +26,7 @@ importlib-metadata==8.7.0
     # via build
 iniconfig==2.1.0
     # via pytest
-packaging==25.0
+packaging==26.0
     # via
     #   build
     #   pytest