diff --git a/java9.sh b/java9.sh
index 033be428af..a78f7c5d23 100755
--- a/java9.sh
+++ b/java9.sh
@@ -18,6 +18,8 @@ ant  \
     -Duser.language=en \
     -Duser.country=US \
     -Dmaxpermsize=-Dthis.is.a.dummy=true \
+    -Djava9addmods=-addmods \
+    -Djava9addmodsvalue=java.xml.bind \
 	-Djava.locale.providers=JRE,CLDR \
 	-Dcoverage.enabled=true \
 	-Dorg.apache.poi.util.POILogger=org.apache.poi.util.NullLogger \
@@ -85,3 +87,29 @@ exit 0
 # ant javascript fails: <scriptdef name="propertyreset" language="javascript">, probably need to manually include the Javascript Engine
 # => see https://bugs.openjdk.java.net/browse/JDK-8152533, probably fixed in b113
 # => Ant 1.9.5 fixes this: https://bz.apache.org/bugzilla/show_bug.cgi?id=58271
+
+
+# JaCoCo is failing:
+
+test-main:
+[jacoco:coverage] Enhancing junit with coverage
+    [junit] File leak detector installed
+    [junit] Serving file leak stats on http://localhost:19998/ for stats
+    [junit] FATAL ERROR in native method: processing of -javaagent failed
+    [junit] Exception in thread "main" java.lang.reflect.InvocationTargetException
+    [junit]     at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(java.base@9-ea/Native Method)
+    [junit]     at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(java.base@9-ea/NativeMethodAccessorImpl.java:62)
+    [junit]     at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(java.base@9-ea/DelegatingMethodAccessorImpl.java:43)
+    [junit]     at java.lang.reflect.Method.invoke(java.base@9-ea/Method.java:531)
+    [junit]     at sun.instrument.InstrumentationImpl.loadClassAndStartAgent(java.instrument@9-ea/InstrumentationImpl.java:396)
+    [junit]     at sun.instrument.InstrumentationImpl.loadClassAndCallPremain(java.instrument@9-ea/InstrumentationImpl.java:408)
+    [junit] Caused by: java.lang.RuntimeException: Class java/util/UUID could not be instrumented.
+    [junit]     at org.jacoco.agent.rt.internal_14f7ee5.core.runtime.ModifiedSystemClassRuntime.createFor(ModifiedSystemClassRuntime.java:139)
+    [junit]     at org.jacoco.agent.rt.internal_14f7ee5.core.runtime.ModifiedSystemClassRuntime.createFor(ModifiedSystemClassRuntime.java:100)
+    [junit]     at org.jacoco.agent.rt.internal_14f7ee5.PreMain.createRuntime(PreMain.java:55)
+    [junit]     at org.jacoco.agent.rt.internal_14f7ee5.PreMain.premain(PreMain.java:47)
+    [junit]     ... 6 more
+    [junit] Caused by: java.lang.NoSuchFieldException: $jacocoAccess
+    [junit]     at java.lang.Class.getField(java.base@9-ea/Class.java:1881)
+    [junit]     at org.jacoco.agent.rt.internal_14f7ee5.core.runtime.ModifiedSystemClassRuntime.createFor(ModifiedSystemClassRuntime.java:137)
+    [junit]     ... 9 more