diff --git a/google/cloud/functions/BUILD.bazel b/google/cloud/functions/BUILD.bazel
index e70ca221d9..1422c2ca22 100644
--- a/google/cloud/functions/BUILD.bazel
+++ b/google/cloud/functions/BUILD.bazel
@@ -15,14 +15,14 @@ load(
 
 # Generates a Ruby wrapper client for cloudfunctions.
 # Ruby wrapper clients are versionless, but are generated from source protos
-# for a particular service version, v1 in this case.
+# for a particular service version, v2 in this case.
 ruby_cloud_gapic_library(
     name = "cloudfunctions_ruby_wrapper",
-    srcs = ["//google/cloud/functions/v1:functions_proto_with_info"],
+    srcs = ["//google/cloud/functions/v2:functions_proto_with_info"],
     extra_protoc_parameters = [
         "ruby-cloud-gem-name=google-cloud-functions",
         "ruby-cloud-env-prefix=FUNCTIONS",
-        "ruby-cloud-wrapper-of=v1:0.13",
+        "ruby-cloud-wrapper-of=v2:1.0",
         "ruby-cloud-product-url=https://cloud.google.com/functions",
         "ruby-cloud-api-id=cloudfunctions.googleapis.com",
         "ruby-cloud-api-shortname=cloudfunctions",