diff --git a/test-requirements-py38.txt b/test-requirements-py38.txt
index 728784f..6025106 100644
--- a/test-requirements-py38.txt
+++ b/test-requirements-py38.txt
@@ -94,9 +94,9 @@ iniconfig==2.1.0 \
     --hash=sha256:3abbd2e30b36733fee78f9c7f7308f2d0050e88f0087fd25c2645f63c773e1c7 \
     --hash=sha256:9deba5723312380e77435581c6bf4935c94cbfab9b1ed33ef8d238ea168eb760
     # via pytest
-packaging==25.0 \
-    --hash=sha256:29572ef2b1f17581046b3a2227d5c611fb25ec70ca1ba8554b24b0e69331a484 \
-    --hash=sha256:d443872c98d677bf60f6a1f2f8c1cb748e8fe762d2bf9d3148b5599295b0fc4f
+packaging==26.0 \
+    --hash=sha256:00243ae351a257117b6a241061796684b084ed1c516a08c48a3f7e147a9d80b4 \
+    --hash=sha256:b36f1fef9334a5588b4166f8bcd26a14e521f2b55e6b9de3aaa80d3ff7a37529
     # via
     #   build
     #   pytest
diff --git a/test-requirements-py39.txt b/test-requirements-py39.txt
index 3021238..9bc1d04 100644
--- a/test-requirements-py39.txt
+++ b/test-requirements-py39.txt
@@ -126,9 +126,9 @@ iniconfig==2.1.0 \
     --hash=sha256:3abbd2e30b36733fee78f9c7f7308f2d0050e88f0087fd25c2645f63c773e1c7 \
     --hash=sha256:9deba5723312380e77435581c6bf4935c94cbfab9b1ed33ef8d238ea168eb760
     # via pytest
-packaging==25.0 \
-    --hash=sha256:29572ef2b1f17581046b3a2227d5c611fb25ec70ca1ba8554b24b0e69331a484 \
-    --hash=sha256:d443872c98d677bf60f6a1f2f8c1cb748e8fe762d2bf9d3148b5599295b0fc4f
+packaging==26.0 \
+    --hash=sha256:00243ae351a257117b6a241061796684b084ed1c516a08c48a3f7e147a9d80b4 \
+    --hash=sha256:b36f1fef9334a5588b4166f8bcd26a14e521f2b55e6b9de3aaa80d3ff7a37529
     # via
     #   build
     #   pytest