diff --git a/activemq-client/src/main/java/org/apache/activemq/util/IntrospectionSupport.java b/activemq-client/src/main/java/org/apache/activemq/util/IntrospectionSupport.java
index 94f21585a5..c43b3a2bdb 100644
--- a/activemq-client/src/main/java/org/apache/activemq/util/IntrospectionSupport.java
+++ b/activemq-client/src/main/java/org/apache/activemq/util/IntrospectionSupport.java
@@ -175,6 +175,9 @@ public final class IntrospectionSupport {
                 return false;
             }
 
+            // JDK 11: class or setter might not be publicly accessible
+            setter.setAccessible(true);
+
             // If the type is null or it matches the needed type, just use the
             // value directly
             if (value == null || value.getClass() == setter.getParameterTypes()[0]) {
diff --git a/activemq-jms-pool/src/main/java/org/apache/activemq/jms/pool/IntrospectionSupport.java b/activemq-jms-pool/src/main/java/org/apache/activemq/jms/pool/IntrospectionSupport.java
index a86fe643ce..3e19a7f27a 100644
--- a/activemq-jms-pool/src/main/java/org/apache/activemq/jms/pool/IntrospectionSupport.java
+++ b/activemq-jms-pool/src/main/java/org/apache/activemq/jms/pool/IntrospectionSupport.java
@@ -64,6 +64,9 @@ public final class IntrospectionSupport {
                 return false;
             }
 
+            // JDK 11: class or setter might not be publicly accessible
+            setter.setAccessible(true);
+
             // If the type is null or it matches the needed type, just use the
             // value directly
             if (value == null || value.getClass() == setter.getParameterTypes()[0]) {