diff --git a/pom.xml b/pom.xml
index 8bb95a8..aff0769 100644
--- a/pom.xml
+++ b/pom.xml
@@ -92,6 +92,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-gpg-plugin</artifactId>
+                <version>1.5</version>
                 <executions>
                     <execution>
                         <configuration>