diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
index 7b83ac87..26e91bb2 100644
--- a/.github/.OwlBot.lock.yaml
+++ b/.github/.OwlBot.lock.yaml
@@ -1,3 +1,3 @@
 docker:
   image: gcr.io/repo-automation-bots/owlbot-nodejs:latest
-  digest: sha256:805e2e389eafefa5ed484c30b83a7a875e6b1c7ee125d812e8b01ecc531c3fac
+  digest: sha256:e59b73e911585903ee6b8a1c5246e93d9e9463420f597b6eb2e4b616ee8a0fee
diff --git a/.kokoro/test.sh b/.kokoro/test.sh
index 5d6383fc..b5646aeb 100755
--- a/.kokoro/test.sh
+++ b/.kokoro/test.sh
@@ -32,6 +32,9 @@ if [[ $KOKORO_BUILD_ARTIFACTS_SUBDIR = *"continuous"* ]] || [[ $KOKORO_BUILD_ART
   }
   trap cleanup EXIT HUP
 fi
+# Unit tests exercise the entire API surface, which may include
+# deprecation warnings:
+export MOCHA_THROW_DEPRECATION=false
 npm test
 
 # codecov combines coverage across integration and unit tests. Include