diff --git a/org.eclipse.jdt.debug.tests/tests/org/eclipse/jdt/debug/tests/core/StratumTests.java b/org.eclipse.jdt.debug.tests/tests/org/eclipse/jdt/debug/tests/core/StratumTests.java
index be44edf..774c53b 100644
--- a/org.eclipse.jdt.debug.tests/tests/org/eclipse/jdt/debug/tests/core/StratumTests.java
+++ b/org.eclipse.jdt.debug.tests/tests/org/eclipse/jdt/debug/tests/core/StratumTests.java
@@ -53,6 +53,7 @@
 			if (!JavaCore.isSupportedJavaVersion(version)) {
 				// as of 2018-11-15 java 12 was not supported by the sourcelookup agent
 				// as of 2019-05-05 java 12 is supported by the sourcelookup agent
+				// as of 2019-10-14 java 13 is supported by the sourcelookup agent
 				assertEquals("Wrong number of available strata", 1, strata.length);
 				assertEquals("Wrong strata", "Java", strata[0]);
 			} else {
diff --git a/org.eclipse.jdt.launching.javaagent/src/main/java/org/eclipse/jdt/launching/internal/weaving/ClassfileTransformer.java b/org.eclipse.jdt.launching.javaagent/src/main/java/org/eclipse/jdt/launching/internal/weaving/ClassfileTransformer.java
index ec9788a..dd79a51 100644
--- a/org.eclipse.jdt.launching.javaagent/src/main/java/org/eclipse/jdt/launching/internal/weaving/ClassfileTransformer.java
+++ b/org.eclipse.jdt.launching.javaagent/src/main/java/org/eclipse/jdt/launching/internal/weaving/ClassfileTransformer.java
@@ -25,7 +25,7 @@
 	private static final String STRATA_ID = "jdt"; //$NON-NLS-1$
 
 	/** max supported java class format major version, must match {@link #ASM_API} below **/
-	public static final int MAX_CLASS_MAJOR = Opcodes.V12;
+	public static final int MAX_CLASS_MAJOR = Opcodes.V13;
 
 	/** supported ASM API version, must match {@link #MAX_CLASS_MAJOR} above */
 	private static final int ASM_API = Opcodes.ASM7;
diff --git a/org.eclipse.jdt.launching/lib/javaagent-shaded.jar b/org.eclipse.jdt.launching/lib/javaagent-shaded.jar
index 3f9dc00..973aaec 100644
--- a/org.eclipse.jdt.launching/lib/javaagent-shaded.jar
+++ b/org.eclipse.jdt.launching/lib/javaagent-shaded.jar
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