diff --git a/docker/owlbot/java/Dockerfile b/docker/owlbot/java/Dockerfile
index 427ce37c2..b0905a6d2 100644
--- a/docker/owlbot/java/Dockerfile
+++ b/docker/owlbot/java/Dockerfile
@@ -28,8 +28,7 @@ COPY docker/owlbot/java/src /owlbot/src
 COPY docker/owlbot/java/templates /owlbot/templates
 COPY post-processor-changes.txt /post-processor-changes.txt
 RUN cd /owlbot/src && \
-    python3 -m pip install -r requirements.txt
-
+    python3 -m pip install --require-hashes -r requirements.txt
 ADD https://repo1.maven.org/maven2/com/google/googlejavaformat/google-java-format/${JAVA_FORMAT_VERSION}/google-java-format-${JAVA_FORMAT_VERSION}-all-deps.jar /owlbot/google-java-format.jar
 
 ###################### Install synthtool's requirements.
diff --git a/docker/owlbot/java/src/requirements.in b/docker/owlbot/java/src/requirements.in
new file mode 100644
index 000000000..a9796e614
--- /dev/null
+++ b/docker/owlbot/java/src/requirements.in
@@ -0,0 +1,6 @@
+attrs==22.1.0
+click==7.1.2
+jinja2==3.0.3
+lxml==4.6.5
+typing==3.7.4.3
+markupsafe==2.0.1
\ No newline at end of file
diff --git a/docker/owlbot/java/src/requirements.txt b/docker/owlbot/java/src/requirements.txt
index 2ba291d80..b671d38df 100644
--- a/docker/owlbot/java/src/requirements.txt
+++ b/docker/owlbot/java/src/requirements.txt
@@ -1,5 +1,157 @@
-attrs
-click==7.1.2
-jinja2
-lxml==4.6.5
-typing==3.7.4.3
+#
+# This file is autogenerated by pip-compile with python 3.10
+# To update, run:
+#
+#    pip-compile --allow-unsafe --generate-hashes requirements.in
+#
+attrs==22.1.0 \
+    --hash=sha256:29adc2665447e5191d0e7c568fde78b21f9672d344281d0c6e1ab085429b22b6 \
+    --hash=sha256:86efa402f67bf2df34f51a335487cf46b1ec130d02b8d39fd248abfd30da551c
+    # via -r requirements.in
+click==7.1.2 \
+    --hash=sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a \
+    --hash=sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc
+    # via -r requirements.in
+jinja2==3.0.3 \
+    --hash=sha256:077ce6014f7b40d03b47d1f1ca4b0fc8328a692bd284016f806ed0eaca390ad8 \
+    --hash=sha256:611bb273cd68f3b993fabdc4064fc858c5b47a973cb5aa7999ec1ba405c87cd7
+    # via -r requirements.in
+lxml==4.6.5 \
+    --hash=sha256:11ae552a78612620afd15625be9f1b82e3cc2e634f90d6b11709b10a100cba59 \
+    --hash=sha256:121fc6f71c692b49af6c963b84ab7084402624ffbe605287da362f8af0668ea3 \
+    --hash=sha256:124f09614f999551ac65e5b9875981ce4b66ac4b8e2ba9284572f741935df3d9 \
+    --hash=sha256:12ae2339d32a2b15010972e1e2467345b7bf962e155671239fba74c229564b7f \
+    --hash=sha256:12d8d6fe3ddef629ac1349fa89a638b296a34b6529573f5055d1cb4e5245f73b \
+    --hash=sha256:1a2a7659b8eb93c6daee350a0d844994d49245a0f6c05c747f619386fb90ba04 \
+    --hash=sha256:1ccbfe5d17835db906f2bab6f15b34194db1a5b07929cba3cf45a96dbfbfefc0 \
+    --hash=sha256:2f77556266a8fe5428b8759fbfc4bd70be1d1d9c9b25d2a414f6a0c0b0f09120 \
+    --hash=sha256:3534d7c468c044f6aef3c0aff541db2826986a29ea73f2ca831f5d5284d9b570 \
+    --hash=sha256:3884476a90d415be79adfa4e0e393048630d0d5bcd5757c4c07d8b4b00a1096b \
+    --hash=sha256:3b95fb7e6f9c2f53db88f4642231fc2b8907d854e614710996a96f1f32018d5c \
+    --hash=sha256:46515773570a33eae13e451c8fcf440222ef24bd3b26f40774dd0bd8b6db15b2 \
+    --hash=sha256:46f21f2600d001af10e847df9eb3b832e8a439f696c04891bcb8a8cedd859af9 \
+    --hash=sha256:473701599665d874919d05bb33b56180447b3a9da8d52d6d9799f381ce23f95c \
+    --hash=sha256:4b9390bf973e3907d967b75be199cf1978ca8443183cf1e78ad80ad8be9cf242 \
+    --hash=sha256:4f415624cf8b065796649a5e4621773dc5c9ea574a944c76a7f8a6d3d2906b41 \
+    --hash=sha256:534032a5ceb34bba1da193b7d386ac575127cc39338379f39a164b10d97ade89 \
+    --hash=sha256:558485218ee06458643b929765ac1eb04519ca3d1e2dcc288517de864c747c33 \
+    --hash=sha256:57cf05466917e08f90e323f025b96f493f92c0344694f5702579ab4b7e2eb10d \
+    --hash=sha256:59d77bfa3bea13caee95bc0d3f1c518b15049b97dd61ea8b3d71ce677a67f808 \
+    --hash=sha256:5d5254c815c186744c8f922e2ce861a2bdeabc06520b4b30b2f7d9767791ce6e \
+    --hash=sha256:5ea121cb66d7e5cb396b4c3ca90471252b94e01809805cfe3e4e44be2db3a99c \
+    --hash=sha256:60aeb14ff9022d2687ef98ce55f6342944c40d00916452bb90899a191802137a \
+    --hash=sha256:642eb4cabd997c9b949a994f9643cd8ae00cf4ca8c5cd9c273962296fadf1c44 \
+    --hash=sha256:6548fc551de15f310dd0564751d9dc3d405278d45ea9b2b369ed1eccf142e1f5 \
+    --hash=sha256:68a851176c931e2b3de6214347b767451243eeed3bea34c172127bbb5bf6c210 \
+    --hash=sha256:6e84edecc3a82f90d44ddee2ee2a2630d4994b8471816e226d2b771cda7ac4ca \
+    --hash=sha256:73e8614258404b2689a26cb5d002512b8bc4dfa18aca86382f68f959aee9b0c8 \
+    --hash=sha256:7679bb6e4d9a3978a46ab19a3560e8d2b7265ef3c88152e7fdc130d649789887 \
+    --hash=sha256:76b6c296e4f7a1a8a128aec42d128646897f9ae9a700ef6839cdc9b3900db9b5 \
+    --hash=sha256:7f00cc64b49d2ef19ddae898a3def9dd8fda9c3d27c8a174c2889ee757918e71 \
+    --hash=sha256:8021eeff7fabde21b9858ed058a8250ad230cede91764d598c2466b0ba70db8b \
+    --hash=sha256:87f8f7df70b90fbe7b49969f07b347e3f978f8bd1046bb8ecae659921869202b \
+    --hash=sha256:916d457ad84e05b7db52700bad0a15c56e0c3000dcaf1263b2fb7a56fe148996 \
+    --hash=sha256:925174cafb0f1179a7fd38da90302555d7445e34c9ece68019e53c946be7f542 \
+    --hash=sha256:9801bcd52ac9c795a7d81ea67471a42cffe532e46cfb750cd5713befc5c019c0 \
+    --hash=sha256:99cf827f5a783038eb313beee6533dddb8bdb086d7269c5c144c1c952d142ace \
+    --hash=sha256:a21b78af7e2e13bec6bea12fc33bc05730197674f3e5402ce214d07026ccfebd \
+    --hash=sha256:a52e8f317336a44836475e9c802f51c2dc38d612eaa76532cb1d17690338b63b \
+    --hash=sha256:a702005e447d712375433ed0499cb6e1503fadd6c96a47f51d707b4d37b76d3c \
+    --hash=sha256:a708c291900c40a7ecf23f1d2384ed0bc0604e24094dd13417c7e7f8f7a50d93 \
+    --hash=sha256:a7790a273225b0c46e5f859c1327f0f659896cc72eaa537d23aa3ad9ff2a1cc1 \
+    --hash=sha256:abcf7daa5ebcc89328326254f6dd6d566adb483d4d00178892afd386ab389de2 \
+    --hash=sha256:add017c5bd6b9ec3a5f09248396b6ee2ce61c5621f087eb2269c813cd8813808 \
+    --hash=sha256:af4139172ff0263d269abdcc641e944c9de4b5d660894a3ec7e9f9db63b56ac9 \
+    --hash=sha256:b4015baed99d046c760f09a4c59d234d8f398a454380c3cf0b859aba97136090 \
+    --hash=sha256:ba0006799f21d83c3717fe20e2707a10bbc296475155aadf4f5850f6659b96b9 \
+    --hash=sha256:bdb98f4c9e8a1735efddfaa995b0c96559792da15d56b76428bdfc29f77c4cdb \
+    --hash=sha256:c34234a1bc9e466c104372af74d11a9f98338a3f72fae22b80485171a64e0144 \
+    --hash=sha256:c580c2a61d8297a6e47f4d01f066517dbb019be98032880d19ece7f337a9401d \
+    --hash=sha256:ca9a40497f7e97a2a961c04fa8a6f23d790b0521350a8b455759d786b0bcb203 \
+    --hash=sha256:cab343b265e38d4e00649cbbad9278b734c5715f9bcbb72c85a1f99b1a58e19a \
+    --hash=sha256:ce52aad32ec6e46d1a91ff8b8014a91538800dd533914bfc4a82f5018d971408 \
+    --hash=sha256:da07c7e7fc9a3f40446b78c54dbba8bfd5c9100dfecb21b65bfe3f57844f5e71 \
+    --hash=sha256:dc8a0dbb2a10ae8bb609584f5c504789f0f3d0d81840da4849102ec84289f952 \
+    --hash=sha256:e5b4b0d9440046ead3bd425eb2b852499241ee0cef1ae151038e4f87ede888c4 \
+    --hash=sha256:f33d8efb42e4fc2b31b3b4527940b25cdebb3026fb56a80c1c1c11a4271d2352 \
+    --hash=sha256:f6befb83bca720b71d6bd6326a3b26e9496ae6649e26585de024890fe50f49b8 \
+    --hash=sha256:fcc849b28f584ed1dbf277291ded5c32bb3476a37032df4a1d523b55faa5f944 \
+    --hash=sha256:ff44de36772b05c2eb74f2b4b6d1ae29b8f41ed5506310ce1258d44826ee38c1
+    # via -r requirements.in
+markupsafe==2.0.1 \
+    --hash=sha256:01a9b8ea66f1658938f65b93a85ebe8bc016e6769611be228d797c9d998dd298 \
+    --hash=sha256:023cb26ec21ece8dc3907c0e8320058b2e0cb3c55cf9564da612bc325bed5e64 \
+    --hash=sha256:0446679737af14f45767963a1a9ef7620189912317d095f2d9ffa183a4d25d2b \
+    --hash=sha256:04635854b943835a6ea959e948d19dcd311762c5c0c6e1f0e16ee57022669194 \
+    --hash=sha256:0717a7390a68be14b8c793ba258e075c6f4ca819f15edfc2a3a027c823718567 \
+    --hash=sha256:0955295dd5eec6cb6cc2fe1698f4c6d84af2e92de33fbcac4111913cd100a6ff \
+    --hash=sha256:0d4b31cc67ab36e3392bbf3862cfbadac3db12bdd8b02a2731f509ed5b829724 \
+    --hash=sha256:10f82115e21dc0dfec9ab5c0223652f7197feb168c940f3ef61563fc2d6beb74 \
+    --hash=sha256:168cd0a3642de83558a5153c8bd34f175a9a6e7f6dc6384b9655d2697312a646 \
+    --hash=sha256:1d609f577dc6e1aa17d746f8bd3c31aa4d258f4070d61b2aa5c4166c1539de35 \
+    --hash=sha256:1f2ade76b9903f39aa442b4aadd2177decb66525062db244b35d71d0ee8599b6 \
+    --hash=sha256:20dca64a3ef2d6e4d5d615a3fd418ad3bde77a47ec8a23d984a12b5b4c74491a \
+    --hash=sha256:2a7d351cbd8cfeb19ca00de495e224dea7e7d919659c2841bbb7f420ad03e2d6 \
+    --hash=sha256:2d7d807855b419fc2ed3e631034685db6079889a1f01d5d9dac950f764da3dad \
+    --hash=sha256:2ef54abee730b502252bcdf31b10dacb0a416229b72c18b19e24a4509f273d26 \
+    --hash=sha256:36bc903cbb393720fad60fc28c10de6acf10dc6cc883f3e24ee4012371399a38 \
+    --hash=sha256:37205cac2a79194e3750b0af2a5720d95f786a55ce7df90c3af697bfa100eaac \
+    --hash=sha256:3c112550557578c26af18a1ccc9e090bfe03832ae994343cfdacd287db6a6ae7 \
+    --hash=sha256:3dd007d54ee88b46be476e293f48c85048603f5f516008bee124ddd891398ed6 \
+    --hash=sha256:4296f2b1ce8c86a6aea78613c34bb1a672ea0e3de9c6ba08a960efe0b0a09047 \
+    --hash=sha256:47ab1e7b91c098ab893b828deafa1203de86d0bc6ab587b160f78fe6c4011f75 \
+    --hash=sha256:49e3ceeabbfb9d66c3aef5af3a60cc43b85c33df25ce03d0031a608b0a8b2e3f \
+    --hash=sha256:4dc8f9fb58f7364b63fd9f85013b780ef83c11857ae79f2feda41e270468dd9b \
+    --hash=sha256:4efca8f86c54b22348a5467704e3fec767b2db12fc39c6d963168ab1d3fc9135 \
+    --hash=sha256:53edb4da6925ad13c07b6d26c2a852bd81e364f95301c66e930ab2aef5b5ddd8 \
+    --hash=sha256:5855f8438a7d1d458206a2466bf82b0f104a3724bf96a1c781ab731e4201731a \
+    --hash=sha256:594c67807fb16238b30c44bdf74f36c02cdf22d1c8cda91ef8a0ed8dabf5620a \
+    --hash=sha256:5b6d930f030f8ed98e3e6c98ffa0652bdb82601e7a016ec2ab5d7ff23baa78d1 \
+    --hash=sha256:5bb28c636d87e840583ee3adeb78172efc47c8b26127267f54a9c0ec251d41a9 \
+    --hash=sha256:60bf42e36abfaf9aff1f50f52644b336d4f0a3fd6d8a60ca0d054ac9f713a864 \
+    --hash=sha256:611d1ad9a4288cf3e3c16014564df047fe08410e628f89805e475368bd304914 \
+    --hash=sha256:6300b8454aa6930a24b9618fbb54b5a68135092bc666f7b06901f897fa5c2fee \
+    --hash=sha256:63f3268ba69ace99cab4e3e3b5840b03340efed0948ab8f78d2fd87ee5442a4f \
+    --hash=sha256:6557b31b5e2c9ddf0de32a691f2312a32f77cd7681d8af66c2692efdbef84c18 \
+    --hash=sha256:693ce3f9e70a6cf7d2fb9e6c9d8b204b6b39897a2c4a1aa65728d5ac97dcc1d8 \
+    --hash=sha256:6a7fae0dd14cf60ad5ff42baa2e95727c3d81ded453457771d02b7d2b3f9c0c2 \
+    --hash=sha256:6c4ca60fa24e85fe25b912b01e62cb969d69a23a5d5867682dd3e80b5b02581d \
+    --hash=sha256:6fcf051089389abe060c9cd7caa212c707e58153afa2c649f00346ce6d260f1b \
+    --hash=sha256:7d91275b0245b1da4d4cfa07e0faedd5b0812efc15b702576d103293e252af1b \
+    --hash=sha256:89c687013cb1cd489a0f0ac24febe8c7a666e6e221b783e53ac50ebf68e45d86 \
+    --hash=sha256:8d206346619592c6200148b01a2142798c989edcb9c896f9ac9722a99d4e77e6 \
+    --hash=sha256:905fec760bd2fa1388bb5b489ee8ee5f7291d692638ea5f67982d968366bef9f \
+    --hash=sha256:97383d78eb34da7e1fa37dd273c20ad4320929af65d156e35a5e2d89566d9dfb \
+    --hash=sha256:984d76483eb32f1bcb536dc27e4ad56bba4baa70be32fa87152832cdd9db0833 \
+    --hash=sha256:99df47edb6bda1249d3e80fdabb1dab8c08ef3975f69aed437cb69d0a5de1e28 \
+    --hash=sha256:9f02365d4e99430a12647f09b6cc8bab61a6564363f313126f775eb4f6ef798e \
+    --hash=sha256:a30e67a65b53ea0a5e62fe23682cfe22712e01f453b95233b25502f7c61cb415 \
+    --hash=sha256:ab3ef638ace319fa26553db0624c4699e31a28bb2a835c5faca8f8acf6a5a902 \
+    --hash=sha256:aca6377c0cb8a8253e493c6b451565ac77e98c2951c45f913e0b52facdcff83f \
+    --hash=sha256:add36cb2dbb8b736611303cd3bfcee00afd96471b09cda130da3581cbdc56a6d \
+    --hash=sha256:b2f4bf27480f5e5e8ce285a8c8fd176c0b03e93dcc6646477d4630e83440c6a9 \
+    --hash=sha256:b7f2d075102dc8c794cbde1947378051c4e5180d52d276987b8d28a3bd58c17d \
+    --hash=sha256:baa1a4e8f868845af802979fcdbf0bb11f94f1cb7ced4c4b8a351bb60d108145 \
+    --hash=sha256:be98f628055368795d818ebf93da628541e10b75b41c559fdf36d104c5787066 \
+    --hash=sha256:bf5d821ffabf0ef3533c39c518f3357b171a1651c1ff6827325e4489b0e46c3c \
+    --hash=sha256:c47adbc92fc1bb2b3274c4b3a43ae0e4573d9fbff4f54cd484555edbf030baf1 \
+    --hash=sha256:cdfba22ea2f0029c9261a4bd07e830a8da012291fbe44dc794e488b6c9bb353a \
+    --hash=sha256:d6c7ebd4e944c85e2c3421e612a7057a2f48d478d79e61800d81468a8d842207 \
+    --hash=sha256:d7f9850398e85aba693bb640262d3611788b1f29a79f0c93c565694658f4071f \
+    --hash=sha256:d8446c54dc28c01e5a2dbac5a25f071f6653e6e40f3a8818e8b45d790fe6ef53 \
+    --hash=sha256:deb993cacb280823246a026e3b2d81c493c53de6acfd5e6bfe31ab3402bb37dd \
+    --hash=sha256:e0f138900af21926a02425cf736db95be9f4af72ba1bb21453432a07f6082134 \
+    --hash=sha256:e9936f0b261d4df76ad22f8fee3ae83b60d7c3e871292cd42f40b81b70afae85 \
+    --hash=sha256:f0567c4dc99f264f49fe27da5f735f414c4e7e7dd850cfd8e69f0862d7c74ea9 \
+    --hash=sha256:f5653a225f31e113b152e56f154ccbe59eeb1c7487b39b9d9f9cdb58e6c79dc5 \
+    --hash=sha256:f826e31d18b516f653fe296d967d700fddad5901ae07c622bb3705955e1faa94 \
+    --hash=sha256:f8ba0e8349a38d3001fae7eadded3f6606f0da5d748ee53cc1dab1d6527b9509 \
+    --hash=sha256:f9081981fe268bd86831e5c75f7de206ef275defcb82bc70740ae6dc507aee51 \
+    --hash=sha256:fa130dd50c57d53368c9d59395cb5526eda596d3ffe36666cd81a44d56e48872
+    # via
+    #   -r requirements.in
+    #   jinja2
+typing==3.7.4.3 \
+    --hash=sha256:1187fb9c82fd670d10aa07bbb6cfcfe4bdda42d6fab8d5134f04e8c4d0b71cc9 \
+    --hash=sha256:283d868f5071ab9ad873e5e52268d611e851c870a2ba354193026f2dfb29d8b5
+    # via -r requirements.in