diff --git a/pom.xml b/pom.xml
index 4e26a3c..547f00f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -61,7 +61,7 @@
                 <plugin>
                     <groupId>org.codehaus.mojo</groupId>
                     <artifactId>animal-sniffer-maven-plugin</artifactId>
-                    <version>1.17</version>
+                    <version>1.21</version>
                 </plugin>
                 <plugin>
                     <artifactId>maven-changes-plugin</artifactId>