diff --git a/tools/requirements.txt b/tools/requirements.txt
index 6aca50f..75b76dc 100644
--- a/tools/requirements.txt
+++ b/tools/requirements.txt
@@ -1,6 +1,6 @@
 #
-# This file is autogenerated by pip-compile with python 3.8
-# To update, run:
+# This file is autogenerated by pip-compile with Python 3.9
+# by the following command:
 #
 #    pip-compile --allow-unsafe --generate-hashes requirements.in
 #
@@ -89,21 +89,26 @@ coverage==5.1 \
     # via
     #   -r requirements.in
     #   pytest-cov
-cryptography==3.3.2 \
-    --hash=sha256:0d7b69674b738068fa6ffade5c962ecd14969690585aaca0a1b1fc9058938a72 \
-    --hash=sha256:1bd0ccb0a1ed775cd7e2144fe46df9dc03eefd722bbcf587b3e0616ea4a81eff \
-    --hash=sha256:3c284fc1e504e88e51c428db9c9274f2da9f73fdf5d7e13a36b8ecb039af6e6c \
-    --hash=sha256:49570438e60f19243e7e0d504527dd5fe9b4b967b5a1ff21cc12b57602dd85d3 \
-    --hash=sha256:541dd758ad49b45920dda3b5b48c968f8b2533d8981bcdb43002798d8f7a89ed \
-    --hash=sha256:5a60d3780149e13b7a6ff7ad6526b38846354d11a15e21068e57073e29e19bed \
-    --hash=sha256:7951a966613c4211b6612b0352f5bf29989955ee592c4a885d8c7d0f830d0433 \
-    --hash=sha256:922f9602d67c15ade470c11d616f2b2364950602e370c76f0c94c94ae672742e \
-    --hash=sha256:a0f0b96c572fc9f25c3f4ddbf4688b9b38c69836713fb255f4a2715d93cbaf44 \
-    --hash=sha256:a777c096a49d80f9d2979695b835b0f9c9edab73b59e4ceb51f19724dda887ed \
-    --hash=sha256:a9a4ac9648d39ce71c2f63fe7dc6db144b9fa567ddfc48b9fde1b54483d26042 \
-    --hash=sha256:aa4969f24d536ae2268c902b2c3d62ab464b5a66bcb247630d208a79a8098e9b \
-    --hash=sha256:c7390f9b2119b2b43160abb34f63277a638504ef8df99f11cb52c1fda66a2e6f \
-    --hash=sha256:e18e6ab84dfb0ab997faf8cca25a86ff15dfea4027b986322026cc99e0a892da
+cryptography==3.4.8 \
+    --hash=sha256:0a7dcbcd3f1913f664aca35d47c1331fce738d44ec34b7be8b9d332151b0b01e \
+    --hash=sha256:1eb7bb0df6f6f583dd8e054689def236255161ebbcf62b226454ab9ec663746b \
+    --hash=sha256:21ca464b3a4b8d8e86ba0ee5045e103a1fcfac3b39319727bc0fc58c09c6aff7 \
+    --hash=sha256:34dae04a0dce5730d8eb7894eab617d8a70d0c97da76b905de9efb7128ad7085 \
+    --hash=sha256:3520667fda779eb788ea00080124875be18f2d8f0848ec00733c0ec3bb8219fc \
+    --hash=sha256:3c4129fc3fdc0fa8e40861b5ac0c673315b3c902bbdc05fc176764815b43dd1d \
+    --hash=sha256:3fa3a7ccf96e826affdf1a0a9432be74dc73423125c8f96a909e3835a5ef194a \
+    --hash=sha256:5b0fbfae7ff7febdb74b574055c7466da334a5371f253732d7e2e7525d570498 \
+    --hash=sha256:695104a9223a7239d155d7627ad912953b540929ef97ae0c34c7b8bf30857e89 \
+    --hash=sha256:8695456444f277af73a4877db9fc979849cd3ee74c198d04fc0776ebc3db52b9 \
+    --hash=sha256:94cc5ed4ceaefcbe5bf38c8fba6a21fc1d365bb8fb826ea1688e3370b2e24a1c \
+    --hash=sha256:94fff993ee9bc1b2440d3b7243d488c6a3d9724cc2b09cdb297f6a886d040ef7 \
+    --hash=sha256:9965c46c674ba8cc572bc09a03f4c649292ee73e1b683adb1ce81e82e9a6a0fb \
+    --hash=sha256:a00cf305f07b26c351d8d4e1af84ad7501eca8a342dedf24a7acb0e7b7406e14 \
+    --hash=sha256:a305600e7a6b7b855cd798e00278161b681ad6e9b7eca94c721d5f588ab212af \
+    --hash=sha256:cd65b60cfe004790c795cc35f272e41a3df4631e2fb6b35aa7ac6ef2859d554e \
+    --hash=sha256:d2a6e5ef66503da51d2110edf6c403dc6b494cc0082f85db12f54e9c5d4c3ec5 \
+    --hash=sha256:d9ec0e67a14f9d1d48dd87a2531009a9b251c02ea42851c060b25c782516ff06 \
+    --hash=sha256:f44d141b8c4ea5eb4dbc9b3ad992d45580c1d22bf5e24363f2fbf50c2d7ae8a7
     # via -r requirements.in
 exceptiongroup==1.0.1 \
     --hash=sha256:4d6c0aa6dd825810941c792f53d7b8d71da26f5e5f84f20f9508e8f2d33b140a \
@@ -184,7 +189,6 @@ six==1.15.0 \
     --hash=sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced
     # via
     #   -r requirements.in
-    #   cryptography
     #   packaging
 toml==0.10.1 \
     --hash=sha256:926b612be1e5ce0634a2ca03470f95169cf16f939018233a670519cb4ac58b0f \
@@ -206,7 +210,9 @@ wcwidth==0.2.4 \
 wheel==0.38.2 \
     --hash=sha256:3d492ef22379a156ec923d2a77051cedfd4df4b667864e9e41ba83f0b70b7149 \
     --hash=sha256:7a5a3095dceca97a3cac869b8fef4e89b83fafde21b6688f47b6fda7600eb441
-    # via pip-tools
+    # via
+    #   -r requirements.in
+    #   pip-tools
 zipp==3.1.0 \
     --hash=sha256:aa36550ff0c0b7ef7fa639055d797116ee891440eac1a56f378e2d3179e0320b \
     --hash=sha256:c599e4d75c98f6798c509911d08a22e6c021d074469042177c8c86fb92eefd96