1 files changed, 3 insertions, 0 deletions
diff --git a/src/main/java/com/fasterxml/jackson/databind/jsontype/impl/SubTypeValidator.java b/src/main/java/com/fasterxml/jackson/databind/jsontype/impl/SubTypeValidator.java
index bb77ed47e..52911ec18 100644
--- a/src/main/java/com/fasterxml/jackson/databind/jsontype/impl/SubTypeValidator.java
+++ b/src/main/java/com/fasterxml/jackson/databind/jsontype/impl/SubTypeValidator.java
@@ -180,6 +180,9 @@ public class SubTypeValidator
         // [databind#2682]: commons-jelly
         s.add("org.apache.commons.jelly.impl.Embedded");
 
+        // [databind#2688]: apache/drill
+        s.add("oadd.org.apache.xalan.lib.sql.JNDIConnectionPool");
+
         DEFAULT_NO_DESER_CLASS_NAMES = Collections.unmodifiableSet(s);
     }