diff --git a/google-cloud-bigquerystorage/clirr-ignored-differences.xml b/google-cloud-bigquerystorage/clirr-ignored-differences.xml
index 1ce4f651e5..35979d19d3 100644
--- a/google-cloud-bigquerystorage/clirr-ignored-differences.xml
+++ b/google-cloud-bigquerystorage/clirr-ignored-differences.xml
@@ -169,5 +169,9 @@
com.google.protobuf.DynamicMessage convertToProtoMessage(com.google.protobuf.Descriptors$Descriptor, com.google.cloud.bigquery.storage.v1.TableSchema, java.lang.Object, boolean)
com.google.protobuf.DynamicMessage convertToProtoMessage(com.google.protobuf.Descriptors$Descriptor, com.google.cloud.bigquery.storage.v1.TableSchema, java.lang.Iterable, boolean)
+
+ 1001
+ com/google/cloud/bigquery/storage/v1/StreamConnection
+
diff --git a/google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/StreamConnection.java b/google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/StreamConnection.java
index 20c5c9397d..006f9f3e8a 100644
--- a/google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/StreamConnection.java
+++ b/google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/StreamConnection.java
@@ -36,7 +36,7 @@
*
*
It's user's responsibility to do the flow control and maintain the lifetime of the requests.
*/
-public class StreamConnection {
+class StreamConnection {
private BidiStreamingCallable bidiStreamingCallable;
private ClientStream clientStream;