diff --git a/pom.xml b/pom.xml
index 55d8143..d6b3a79 100644
--- a/pom.xml
+++ b/pom.xml
@@ -161,7 +161,7 @@
         <plugin>
           <groupId>de.jflex</groupId>
           <artifactId>jflex-maven-plugin</artifactId>
-          <version>1.8.2</version>
+          <version>1.9.1</version>
         </plugin>
       </plugins>
     </pluginManagement>