diff --git a/hibernate-core/src/main/java/org/hibernate/mapping/BasicValue.java b/hibernate-core/src/main/java/org/hibernate/mapping/BasicValue.java
index f347e5130f43..697abf1bf8a3 100644
--- a/hibernate-core/src/main/java/org/hibernate/mapping/BasicValue.java
+++ b/hibernate-core/src/main/java/org/hibernate/mapping/BasicValue.java
@@ -70,6 +70,7 @@
 import org.hibernate.type.descriptor.jdbc.JdbcType;
 import org.hibernate.type.descriptor.jdbc.JdbcTypeIndicators;
 import org.hibernate.type.internal.BasicTypeImpl;
+import org.hibernate.type.internal.ConvertedBasicTypeImpl;
 import org.hibernate.type.spi.TypeConfiguration;
 import org.hibernate.type.spi.TypeConfigurationAware;
 import org.hibernate.usertype.DynamicParameterizedType;
@@ -868,7 +869,8 @@ public TypeConfiguration getTypeConfiguration() {
 //			return EnumeratedValueResolution.fromName( name, stdIndicators, context );
 //		}
 
-		if ( name.startsWith( BasicTypeImpl.EXTERNALIZED_PREFIX ) ) {
+		if ( name.startsWith( BasicTypeImpl.EXTERNALIZED_PREFIX )
+			|| name.startsWith( ConvertedBasicTypeImpl.EXTERNALIZED_PREFIX ) ) {
 			final BasicType<Object> basicType = context.getBootstrapContext().resolveAdHocBasicType( name );
 			return new NamedBasicTypeResolution<>(
 					basicType.getJavaTypeDescriptor(),