diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index 38eeb0a3..bf4ce23b 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -41,7 +41,7 @@
com.google.protobuf
protobuf-java-util
- 3.15.5
+ 3.15.7
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index ff3c2117..7284b9fa 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -39,7 +39,7 @@
com.google.protobuf
protobuf-java-util
- 3.15.5
+ 3.15.7
junit