diff --git a/gem-kroki/pom.xml b/gem-kroki/pom.xml
index 25a6737..541ee1e 100644
--- a/gem-kroki/pom.xml
+++ b/gem-kroki/pom.xml
@@ -45,7 +45,7 @@
             <plugin>
                 <groupId>org.jruby.maven</groupId>
                 <artifactId>gem-maven-plugin</artifactId>
-                <version>3.0.2</version>
+                <version>3.0.3</version>
                 <configuration>
                     <includeRubygemsInResources>true</includeRubygemsInResources>
                 </configuration>