diff --git a/api/pom.xml b/api/pom.xml
index 52c2154..d1963b9 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -164,7 +164,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>3.5.5</version>
+                <version>3.5.6</version>
             </plugin>
 
             <!-- Checks copyright / license headers -->