diff --git a/pom.xml b/pom.xml
index 3db89bd..5acab73 100644
--- a/pom.xml
+++ b/pom.xml
@@ -90,12 +90,6 @@
             <groupId>org.renjin</groupId>
             <artifactId>grDevices</artifactId>
             <version>3.5-beta76</version>
-        </dependency>        
-        <dependency>
-            <groupId>com.coveo</groupId>
-            <artifactId>nashorn-commonjs-modules</artifactId>
-            <version>1.0.9</version>
-            <scope>test</scope>
         </dependency>
     </dependencies>
 
@@ -221,7 +215,7 @@
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>
-                <version>0.8.5</version>
+                <version>0.8.11</version>
                 <configuration>
                     <excludes>
                         <exclude>**/org/rosuda/*</exclude>