diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index 6001db421..2fd1901d2 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -80,7 +80,7 @@
com.google.cloud
google-cloud-core
- 2.3.5
+ 2.4.0
tests
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 8860fd0f1..b8df99d3d 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -79,7 +79,7 @@
com.google.cloud
google-cloud-core
- 2.3.5
+ 2.4.0
tests
diff --git a/samples/snippets/pom.xml b/samples/snippets/pom.xml
index 627bb6f84..fb573f6a8 100644
--- a/samples/snippets/pom.xml
+++ b/samples/snippets/pom.xml
@@ -90,7 +90,7 @@
com.google.cloud
google-cloud-core
- 2.3.5
+ 2.4.0
tests