diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
index 090264303..a5361a30a 100644
--- a/.github/.OwlBot.lock.yaml
+++ b/.github/.OwlBot.lock.yaml
@@ -13,4 +13,4 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-java:latest
-  digest: sha256:5ee35ee919254a3d1e7d4f8abbf1b8c8869ade317ceb2e4df709af1b4b3e9ca1
+  digest: sha256:e62f3ea524b11c1cd6ff7f80362736d86c0056631346b5b106a421686fce2726
diff --git a/.kokoro/requirements.in b/.kokoro/requirements.in
index b19a8dbfd..2092cc741 100644
--- a/.kokoro/requirements.in
+++ b/.kokoro/requirements.in
@@ -1,5 +1,5 @@
 gcp-docuploader
-gcp-releasetool
+gcp-releasetool>=1.10.5 # required for compatibility with cryptography>=39.x
 wheel
 setuptools
 typing-extensions
diff --git a/.kokoro/requirements.txt b/.kokoro/requirements.txt
index cfadd22ce..c80f0a87c 100644
--- a/.kokoro/requirements.txt
+++ b/.kokoro/requirements.txt
@@ -1,5 +1,5 @@
 #
-# This file is autogenerated by pip-compile with Python 3.9
+# This file is autogenerated by pip-compile with Python 3.11
 # by the following command:
 #
 #    pip-compile --allow-unsafe --generate-hashes requirements.in
@@ -126,9 +126,9 @@ gcp-docuploader==0.6.4 \
     --hash=sha256:01486419e24633af78fd0167db74a2763974765ee8078ca6eb6964d0ebd388af \
     --hash=sha256:70861190c123d907b3b067da896265ead2eeb9263969d6955c9e0bb091b5ccbf
     # via -r requirements.in
-gcp-releasetool==1.9.1 \
-    --hash=sha256:952f4055d5d986b070ae2a71c4410b250000f9cc5a1e26398fcd55a5bbc5a15f \
-    --hash=sha256:d0d3c814a97c1a237517e837d8cfa668ced8df4b882452578ecef4a4e79c583b
+gcp-releasetool==1.10.5 \
+    --hash=sha256:174b7b102d704b254f2a26a3eda2c684fd3543320ec239baf771542a2e58e109 \
+    --hash=sha256:e29d29927fe2ca493105a82958c6873bb2b90d503acac56be2c229e74de0eec9
     # via -r requirements.in
 google-api-core==2.8.2 \
     --hash=sha256:06f7244c640322b508b125903bb5701bebabce8832f85aba9335ec00b3d02edc \
@@ -374,6 +374,10 @@ secretstorage==3.3.3 \
     --hash=sha256:2403533ef369eca6d2ba81718576c5e0f564d5cca1b58f73a8b23e7d4eeebd77 \
     --hash=sha256:f356e6628222568e3af06f2eba8df495efa13b3b63081dafd4f7d9a7b7bc9f99
     # via keyring
+setuptools==67.3.2 \
+    --hash=sha256:95f00380ef2ffa41d9bba85d95b27689d923c93dfbafed4aecd7cf988a25e012 \
+    --hash=sha256:bb6d8e508de562768f2027902929f8523932fcd1fb784e6d573d2cafac995a48
+    # via -r requirements.in
 six==1.16.0 \
     --hash=sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926 \
     --hash=sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254