diff --git a/pom.xml b/pom.xml
index 870fbf9..84e1258 100644
--- a/pom.xml
+++ b/pom.xml
@@ -89,6 +89,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
                 <configuration>
                     <source>13</source>
                     <target>13</target>