diff --git a/java-bigqueryconnection/samples/install-without-bom/pom.xml b/java-bigqueryconnection/samples/install-without-bom/pom.xml
index 1f5919aa22f2..a9b4f8d3e862 100644
--- a/java-bigqueryconnection/samples/install-without-bom/pom.xml
+++ b/java-bigqueryconnection/samples/install-without-bom/pom.xml
@@ -36,7 +36,7 @@
com.google.protobuf
protobuf-java-util
- 3.21.4
+ 3.21.5
junit
diff --git a/java-bigqueryconnection/samples/snapshot/pom.xml b/java-bigqueryconnection/samples/snapshot/pom.xml
index 11bbf460600c..3324edc15e33 100644
--- a/java-bigqueryconnection/samples/snapshot/pom.xml
+++ b/java-bigqueryconnection/samples/snapshot/pom.xml
@@ -35,7 +35,7 @@
com.google.protobuf
protobuf-java-util
- 3.21.4
+ 3.21.5
junit
diff --git a/java-bigqueryconnection/samples/snippets/pom.xml b/java-bigqueryconnection/samples/snippets/pom.xml
index 1dd64fbab0ff..a7f0d090d43e 100644
--- a/java-bigqueryconnection/samples/snippets/pom.xml
+++ b/java-bigqueryconnection/samples/snippets/pom.xml
@@ -46,7 +46,7 @@
com.google.protobuf
protobuf-java-util
- 3.21.4
+ 3.21.5
junit