diff --git a/tools/python/requirements.lock.txt b/tools/python/requirements.lock.txt
index 7470cae..a8a8f4d 100644
--- a/tools/python/requirements.lock.txt
+++ b/tools/python/requirements.lock.txt
@@ -612,6 +612,10 @@
     --hash=sha256:47cc05d99aaa09c9e72ed5809b60e7ba354e64b59c9c173ac3018642d8bb41fc \
     --hash=sha256:c083dd0dce68dbfbe1129d5271cb90f9447dea7d52097c6e0126120c521ddea8
     # via requests
+validators==0.22.0 \
+    --hash=sha256:61cf7d4a62bbae559f2e54aed3b000cea9ff3e2fdbe463f51179b92c58c9585a \
+    --hash=sha256:77b2689b172eeeb600d9605ab86194641670cdb73b60afd577142a9397873370
+    # via -r tools/python/requirements.txt
 watchdog==2.1.9 \
     --hash=sha256:083171652584e1b8829581f965b9b7723ca5f9a2cd7e20271edf264cfd7c1412 \
     --hash=sha256:117ffc6ec261639a0209a3252546b12800670d4bf5f84fbd355957a0595fe654 \
diff --git a/tools/python/requirements.txt b/tools/python/requirements.txt
index 3b3ab3a..0a5f24a 100644
--- a/tools/python/requirements.txt
+++ b/tools/python/requirements.txt
@@ -12,6 +12,7 @@
 requests
 scipy
 shapely
+validators
 yapf
 
 # TODO(phil): Migrate to absl-py. These are abandoned as far as I can tell.
diff --git a/tools/python/whl_overrides.json b/tools/python/whl_overrides.json
index 108a544..6cb9998 100644
--- a/tools/python/whl_overrides.json
+++ b/tools/python/whl_overrides.json
@@ -143,6 +143,10 @@
         "sha256": "47cc05d99aaa09c9e72ed5809b60e7ba354e64b59c9c173ac3018642d8bb41fc",
         "url": "https://software.frc971.org/Build-Dependencies/wheelhouse/urllib3-1.26.13-py2.py3-none-any.whl"
     },
+    "validators==0.22.0": {
+        "sha256": "61cf7d4a62bbae559f2e54aed3b000cea9ff3e2fdbe463f51179b92c58c9585a",
+        "url": "https://software.frc971.org/Build-Dependencies/wheelhouse/validators-0.22.0-py3-none-any.whl"
+    },
     "watchdog==2.1.9": {
         "sha256": "4f4e1c4aa54fb86316a62a87b3378c025e228178d55481d30d857c6c438897d6",
         "url": "https://software.frc971.org/Build-Dependencies/wheelhouse/watchdog-2.1.9-py3-none-manylinux2014_x86_64.whl"