diff --git a/spring-boot-1x/ff4j-sample-cassandra/pom.xml b/spring-boot-1x/ff4j-sample-cassandra/pom.xml
index 7369a9d..16318ea 100644
--- a/spring-boot-1x/ff4j-sample-cassandra/pom.xml
+++ b/spring-boot-1x/ff4j-sample-cassandra/pom.xml
@@ -27,7 +27,7 @@
 		<logback.version>1.1.3</logback.version>
 		<spring-boot.version>1.3.0.RELEASE</spring-boot.version>
 		<spring-boot-admin.version>1.3.0</spring-boot-admin.version>
-		<ff4j.version>1.8.1</ff4j.version>
+		<ff4j.version>1.9</ff4j.version>
 	</properties>
 
 	<!-- ~~~~~~~~~~~~~~~~ -->