diff --git a/ci/resources/stemcell-version-bump/go.mod b/ci/resources/stemcell-version-bump/go.mod
index 1ddea4c4..6bcbeff2 100644
--- a/ci/resources/stemcell-version-bump/go.mod
+++ b/ci/resources/stemcell-version-bump/go.mod
@@ -5,7 +5,7 @@ go 1.26.0
 require (
 	cloud.google.com/go/storage v1.70.0
 	github.com/stretchr/testify v1.12.1
-	google.golang.org/api v0.307.0
+	google.golang.org/api v0.308.0
 )
 
 require (
diff --git a/ci/resources/stemcell-version-bump/go.sum b/ci/resources/stemcell-version-bump/go.sum
index 7fdaaafc..a009b6eb 100644
--- a/ci/resources/stemcell-version-bump/go.sum
+++ b/ci/resources/stemcell-version-bump/go.sum
@@ -109,8 +109,8 @@ golang.org/x/time v0.16.0 h1:vMb6ptszcQMkcwiRTAuNNU50gom6++Q/6gY2hDM6VDE=
 golang.org/x/time v0.16.0/go.mod h1:rVKOqvZeKvrDKTQiAHJ7wmwP0RzleSphoEA9RcdLA0s=
 gonum.org/v1/gonum v0.17.0 h1:VbpOemQlsSMrYmn7T2OUvQ4dqxQXU+ouZFQsZOx50z4=
 gonum.org/v1/gonum v0.17.0/go.mod h1:El3tOrEuMpv2UdMrbNlKEh9vd86bmQ6vqIcDwxEOc1E=
-google.golang.org/api v0.307.0 h1:KJJv1V/cOeCUrgKFippAhSg98QlR2IZFqubQKf7gQdg=
-google.golang.org/api v0.307.0/go.mod h1:4XMH+b/ZEfuTbK7FnrFRY9c4xfFHVflGTKuy/i5wUmE=
+google.golang.org/api v0.308.0 h1:iGb+4qT3nVb3uuIzwor3yP2nyu+rMZr31PvLFiRNJQk=
+google.golang.org/api v0.308.0/go.mod h1:4XMH+b/ZEfuTbK7FnrFRY9c4xfFHVflGTKuy/i5wUmE=
 google.golang.org/genproto v0.0.0-20260715232425-e75dac1f907d h1:C9v1o0/4quuhOAfmRXA2j+we0PqZIp8traLdeogF3Ms=
 google.golang.org/genproto v0.0.0-20260715232425-e75dac1f907d/go.mod h1:Wz2wFJntZFmLGo7pLDXZ3wYk5hyc0Mb+SkHhDDXT+lU=
 google.golang.org/genproto/googleapis/api v0.0.0-20260715232425-e75dac1f907d h1:QwnJwPte4XXAkhPu26LTDIahnsMSUV0kK8HkxbC+Pc4=
diff --git a/ci/resources/stemcell-version-bump/vendor/google.golang.org/api/internal/version.go b/ci/resources/stemcell-version-bump/vendor/google.golang.org/api/internal/version.go
index f607b928..cd8bbb5a 100644
--- a/ci/resources/stemcell-version-bump/vendor/google.golang.org/api/internal/version.go
+++ b/ci/resources/stemcell-version-bump/vendor/google.golang.org/api/internal/version.go
@@ -5,4 +5,4 @@
 package internal
 
 // Version is the current tagged release of the library.
-const Version = "0.307.0"
+const Version = "0.308.0"
diff --git a/ci/resources/stemcell-version-bump/vendor/modules.txt b/ci/resources/stemcell-version-bump/vendor/modules.txt
index 03ccbfdb..b55fe315 100644
--- a/ci/resources/stemcell-version-bump/vendor/modules.txt
+++ b/ci/resources/stemcell-version-bump/vendor/modules.txt
@@ -322,7 +322,7 @@ golang.org/x/text/unicode/norm
 # golang.org/x/time v0.16.0
 ## explicit; go 1.26.0
 golang.org/x/time/rate
-# google.golang.org/api v0.307.0
+# google.golang.org/api v0.308.0
 ## explicit; go 1.26.0
 google.golang.org/api/googleapi
 google.golang.org/api/googleapi/transport