diff --git a/.kokoro/requirements.in b/.kokoro/requirements.in
index cc3caae8..b52510c9 100644
--- a/.kokoro/requirements.in
+++ b/.kokoro/requirements.in
@@ -10,3 +10,4 @@ nh3
 proto-plus
 tomli
 jaraco.context
+backports.tarfile
diff --git a/.kokoro/requirements.txt b/.kokoro/requirements.txt
index a1bc0428..ece81019 100644
--- a/.kokoro/requirements.txt
+++ b/.kokoro/requirements.txt
@@ -12,6 +12,10 @@ attrs==24.2.0 \
     --hash=sha256:5cfb1b9148b5b086569baec03f20d7b6bf3bcacc9a42bebf87ffaaca362f6346 \
     --hash=sha256:81921eb96de3191c8258c199618104dd27ac608d9366f5e35d011eae1867ede2
     # via gcp-releasetool
+backports-tarfile==1.2.0 \
+    --hash=sha256:77e284d754527b01fb1e6fa8a1afe577858ebe4e9dad8919e34c862cb399bc34 \
+    --hash=sha256:d75e02c268746e1b8144c278978b6e98e85de6ad16f8e4b0844a154557eca991
+    # via -r requirements.in
 bleach==6.2.0 \
     --hash=sha256:117d9c6097a7c3d22fd578fcd8d35ff1e125df6736f554da4e432fdd63f31e5e \
     --hash=sha256:123e894118b8a599fd80d3ec1a6d4cc7ce4e5882b1317a7e1ba69b56e95f991f