diff --git a/Directory.Build.props b/Directory.Build.props
index 49665ef9b..9587bfb16 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -24,7 +24,7 @@
         <OpenJdkMajorVersion>1</OpenJdkMajorVersion>
         <OpenJdkMinorVersion>8</OpenJdkMinorVersion>
         <OpenJdkMicroVersion>0</OpenJdkMicroVersion>
-        <OpenJdkUpdateVersion>432</OpenJdkUpdateVersion>
+        <OpenJdkUpdateVersion>442</OpenJdkUpdateVersion>
         <OpenJdkBuildNumber>b06</OpenJdkBuildNumber>
         <OpenJdkVersion>OpenJDK $(OpenJdkMinorVersion)u$(OpenJdkUpdateVersion) $(OpenJdkBuildNumber)</OpenJdkVersion>
         <OpenJdkFullVersion>$(OpenJdkMajorVersion).$(OpenJdkMinorVersion).$(OpenJdkMicroVersion)_$(OpenJdkUpdateVersion)-$(OpenJdkBuildNumber)</OpenJdkFullVersion>
diff --git a/ext/openjdk b/ext/openjdk
index f2320fd28..e3f5387ef 160000
--- a/ext/openjdk
+++ b/ext/openjdk
@@ -1 +1 @@
-Subproject commit f2320fd28b8edc0b410e96a583880ab57c0225f0
+Subproject commit e3f5387ef84fa5f2675c9d85c2da2b53eed43814
diff --git a/src/IKVM.OpenJDK.Tests/jdk/test/ExcludeList.txt b/src/IKVM.OpenJDK.Tests/jdk/test/ExcludeList.txt
index e2a4d4ce4..37fce581a 100644
--- a/src/IKVM.OpenJDK.Tests/jdk/test/ExcludeList.txt
+++ b/src/IKVM.OpenJDK.Tests/jdk/test/ExcludeList.txt
@@ -4837,3 +4837,7 @@ javax/swing/reliability/TaskZoomJFrameChangeState.java
 javax/swing/reliability/TaskZoomJFrameRepaint.java                                                                      linux-all,macosx-all
 sun/java2d/OpenGL/CopyAreaOOB.java                                                                                      macosx-all,windows-all
 sun/java2d/SunGraphics2D/EmptyClipRenderingTest.java                                                                    generic-all
+
+# these use a newer JUnit than what our jtreg has
+tools/jar/ExtractFilesTest.java                                                                                         generic-all
+tools/jar/MultipleManifestTest.java                                                                                     generic-all