diff --git a/jmock-imposters-testdata/pom.xml b/jmock-imposters-testdata/pom.xml
index cf92abb8..34da1e88 100644
--- a/jmock-imposters-testdata/pom.xml
+++ b/jmock-imposters-testdata/pom.xml
@@ -28,7 +28,7 @@
             <plugin>
                 <groupId>net.alchim31.maven</groupId>
                 <artifactId>scala-maven-plugin</artifactId>
-                <version>4.8.1</version>
+                <version>4.9.1</version>
                 <executions>
                     <execution>
                         <goals>