diff --git a/.kokoro/requirements.txt b/.kokoro/requirements.txt
index 4062b3d6..e01ad6f8 100644
--- a/.kokoro/requirements.txt
+++ b/.kokoro/requirements.txt
@@ -429,9 +429,9 @@ protobuf==5.29.5 \
     #   google-api-core
     #   googleapis-common-protos
     #   proto-plus
-pyasn1==0.6.0 \
-    --hash=sha256:3a35ab2c4b5ef98e17dfdec8ab074046fbda76e281c5a706ccd82328cfc8f64c \
-    --hash=sha256:cca4bb0f2df5504f02f6f8a775b6e416ff9b0b3b16f7ee80b5a3153d9b804473
+pyasn1==0.6.3 \
+    --hash=sha256:697a8ecd6d98891189184ca1fa05d1bb00e2f84b5977c481452050549c8a72cf \
+    --hash=sha256:a80184d120f0864a52a073acc6fc642847d0be408e7c7252f31390c0f4eadcde
     # via
     #   pyasn1-modules
     #   rsa