diff --git a/pom.xml b/pom.xml
index 95b2a34..de422f4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -16,7 +16,7 @@
     <properties>
         <java.version>1.8</java.version>
         <junit.version>4.12</junit.version>
-        <assertj-core.version>3.8.0</assertj-core.version>
+        <assertj.version>3.9.1</assertj.version>
         <lombok.version>1.16.20</lombok.version>
         <tiles-maven-plugin.version>2.10</tiles-maven-plugin.version>
         <kemitix-tiles.version>0.5.2</kemitix-tiles.version>
@@ -42,7 +42,7 @@
         <dependency>
             <groupId>org.assertj</groupId>
             <artifactId>assertj-core</artifactId>
-            <version>${assertj-core.version}</version>
+            <version>${assertj.version}</version>
             <scope>test</scope>
         </dependency>
     </dependencies>