diff --git a/grails-shell/build.gradle b/grails-shell/build.gradle
index cc8dba800d3..02891d49980 100644
--- a/grails-shell/build.gradle
+++ b/grails-shell/build.gradle
@@ -27,7 +27,7 @@ dependencies {
     }
 
     testCompile "net.sf.expectit:expectit-core:0.9.0"
-    testCompile "com.github.jnr:jnr-posix:3.1.9"
+    testCompile "com.github.jnr:jnr-posix:3.1.16"
 
     runtime "org.slf4j:slf4j-simple:$slf4jVersion"
     runtime "org.codehaus.plexus:plexus-component-api:1.0-alpha-33"