diff --git a/pom.xml b/pom.xml
index 92b9eb9b..b941b1d9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -224,7 +224,7 @@
       <plugin>
         <groupId>de.jflex</groupId>
         <artifactId>jflex-maven-plugin</artifactId>
-        <version>1.8.2</version>
+        <version>1.9.1</version>
         <executions>
           <execution>
             <goals>