diff --git a/builder/requirements-build.txt b/builder/requirements-build.txt
index e59c02dd..3aee38f9 100644
--- a/builder/requirements-build.txt
+++ b/builder/requirements-build.txt
@@ -4,9 +4,9 @@
 #
 #    pybuild-deps compile --generate-hashes --output-file=builder/requirements-build.txt builder/requirements.txt
 #
-calver==2025.4.17 \
-    --hash=sha256:460702737d620f5c3d4175450485180a1b7f7a422c5db0e6af3e655c7395ec7e \
-    --hash=sha256:82f0efe7f71c28167af5ed9712e0d9d6272eb0817acbbf852b8b2404666a0cf2
+calver==2025.10.20 \
+    --hash=sha256:c98b376c2424642224d456b2f70c51402343e008c63d204634665e1a2a2835f5 \
+    --hash=sha256:d7d75224eed9d9263f4fb30008487615196d208d14752bfd93fea7af2c84f508
     # via trove-classifiers
 Cython==3.2.4 \
     --hash=sha256:02cb0cc0f23b9874ad262d7d2b9560aed9c7e2df07b49b920bda6f2cc9cb505e \
diff --git a/utils/requirements-build.txt b/utils/requirements-build.txt
index e70abe23..8f681ca8 100644
--- a/utils/requirements-build.txt
+++ b/utils/requirements-build.txt
@@ -4,9 +4,9 @@
 #
 #    pybuild-deps compile --generate-hashes --output-file=utils/requirements-build.txt utils/requirements.txt
 #
-calver==2025.4.17 \
-    --hash=sha256:460702737d620f5c3d4175450485180a1b7f7a422c5db0e6af3e655c7395ec7e \
-    --hash=sha256:82f0efe7f71c28167af5ed9712e0d9d6272eb0817acbbf852b8b2404666a0cf2
+calver==2025.10.20 \
+    --hash=sha256:c98b376c2424642224d456b2f70c51402343e008c63d204634665e1a2a2835f5 \
+    --hash=sha256:d7d75224eed9d9263f4fb30008487615196d208d14752bfd93fea7af2c84f508
     # via trove-classifiers
 coherent-licensed==0.5.2 \
     --hash=sha256:d8071403ce742d3ac3592ddc4fb7057a46caffb415b928b4d52802e5f208416d \