diff --git a/lib/private/yq_toolchain.bzl b/lib/private/yq_toolchain.bzl
index 4aee1e0c1..ea65593dd 100644
--- a/lib/private/yq_toolchain.bzl
+++ b/lib/private/yq_toolchain.bzl
@@ -34,6 +34,12 @@ YQ_PLATFORMS = {
             "@platforms//cpu:s390x",
         ],
     ),
+    "linux_riscv64": struct(
+        compatible_with = [
+            "@platforms//os:linux",
+            "@platforms//cpu:riscv64",
+        ],
+    ),
     "linux_ppc64le": struct(
         compatible_with = [
             "@platforms//os:linux",
@@ -50,7 +56,7 @@ YQ_PLATFORMS = {
 
 # Note: this is not the latest release, because it has significant breaking changes.
 # See https://github.com/bazel-contrib/bazel-lib/pull/421
-DEFAULT_YQ_VERSION = "4.25.2"
+DEFAULT_YQ_VERSION = "4.45.1"
 
 # https://github.com/mikefarah/yq/releases
 #
@@ -61,6 +67,16 @@ DEFAULT_YQ_VERSION = "4.25.2"
 # Alternatively, you can compute them manually by running
 # `shasum -b -a 384 [downloaded file] | awk '{ print $1 }' | xxd -r -p | base64`
 YQ_VERSIONS = {
+    "4.45.1": {
+        "darwin_amd64": "sha384-ZoEgzfCLmDk7eoKdJSoq/nny1iX3Cq9mMJ3gnPZ2ejhKMxSgHUQIa7MREToxYl6Z",
+        "darwin_arm64": "sha384-nHYFqoarTzGba/XtpN8N3U0X9hMTg64Vn7XZ8yiF2cbJFdY3VWFVw80vsg/JXaOg",
+        "linux_amd64": "sha384-hkMtSRoq1GZKoH9C6OesKhgFLtkcm91wUD2W7L/xlAOS7jZbii23uEMHApo5r7Qs",
+        "linux_arm64": "sha384-4N6BWZ7ExxmnfqXGGTo7Szi73kJfbgMaUXW0FT10kcy2fNW0VbjBBAfClC14lES2",
+        "linux_s390x": "sha384-DRzz5Sb3JvwDVjQWGVto3Eh7a7tNQmwXZtMTQy+SidCYGQ2sLA3SQqqsQicNaD8A",
+        "linux_riscv64": "sha384-/4wDvlLP7f3lvEU/hrCa6wcGLzj8z1PYkWlULxIWHGn65Ai5xnI+Dp21VnM7iyi3",
+        "linux_ppc64le": "sha384-pnzDz7jn4b+1wOeasaEU6q5ASQhZw0Uz6sEehzpztqQglU6ynTkS8n4Nw/oqG5y9",
+        "windows_amd64": "sha384-P5c1L9KPhkLdByJ3G8IL3ouwNojoHSDDz6N851RRXxK1Y+ssYKPO/cbQzjQnpKvc",
+    },
     "4.33.3": {
         "darwin_amd64": "sha384-IJhMHD71yq+OR8AHFPfZr3XVpFlG2ZAfcexDKojtSLcCMV1pw0X2jza4qFUZiKEt",
         "darwin_arm64": "sha384-euQkz1Bu/dFuJoRgG4xIh9BhP2RvOceTDPSY8EzSIM5xykbMkwDNhr1PtCcUF5ye",
diff --git a/tools/yq_mirror_release.sh b/tools/yq_mirror_release.sh
index 2b81f2f1a..fc8ebe2f3 100755
--- a/tools/yq_mirror_release.sh
+++ b/tools/yq_mirror_release.sh
@@ -21,7 +21,7 @@ chmod u+x extract-checksum.sh
 
 # Extract the checksums and output a starlark map entry
 echo "\"$version\": {"
-platforms=(darwin_{amd64,arm64} linux_{amd64,arm64,s390x,ppc64le} windows_amd64)
+platforms=(darwin_{amd64,arm64} linux_{amd64,arm64,s390x,riscv64,ppc64le} windows_amd64)
 for release in ${platforms[@]}; do
   artifact=$release
   if [[ $release == windows* ]]; then