diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index c0ac55ccb..c78f4a8a5 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -80,7 +80,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.8.12</version>
+      <version>2.8.13</version>
       <classifier>tests</classifier>
     </dependency>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 3eee07cb4..459413e2f 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -79,7 +79,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.8.12</version>
+      <version>2.8.13</version>
       <classifier>tests</classifier>
     </dependency>
     <dependency>
diff --git a/samples/snippets/pom.xml b/samples/snippets/pom.xml
index 3f7cf469d..6d3a693e4 100644
--- a/samples/snippets/pom.xml
+++ b/samples/snippets/pom.xml
@@ -94,7 +94,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.8.12</version>
+      <version>2.8.13</version>
       <classifier>tests</classifier>
     </dependency>
     <!-- [END_EXCLUDE] -->