diff --git a/hibernate-core/src/main/java/org/hibernate/type/internal/ParameterizedTypeImpl.java b/hibernate-core/src/main/java/org/hibernate/type/internal/ParameterizedTypeImpl.java
index d30573c99031..b72de29aebcc 100644
--- a/hibernate-core/src/main/java/org/hibernate/type/internal/ParameterizedTypeImpl.java
+++ b/hibernate-core/src/main/java/org/hibernate/type/internal/ParameterizedTypeImpl.java
@@ -34,7 +34,13 @@ public static ParameterizedTypeImpl from(ParameterizedTypeDetails typeDetails) {
 		final int argumentsSize = arguments.size();
 		final java.lang.reflect.Type[] argumentTypes = new java.lang.reflect.Type[argumentsSize];
 		for ( int i = 0; i < argumentsSize; i++ ) {
-			argumentTypes[i] = arguments.get( i ).determineRawClass().toJavaClass();
+			TypeDetails argument = arguments.get( i );
+			if ( argument.getTypeKind() == TypeDetails.Kind.PARAMETERIZED_TYPE ) {
+				argumentTypes[i] = from( argument.asParameterizedType() );
+			}
+			else {
+				argumentTypes[i] = argument.determineRawClass().toJavaClass();
+			}
 		}
 		final TypeVariableScope owner = typeDetails.asParameterizedType().getOwner();
 		final java.lang.reflect.Type ownerType;
diff --git a/hibernate-core/src/test/java/org/hibernate/orm/test/mapping/basic/JsonMappingTests.java b/hibernate-core/src/test/java/org/hibernate/orm/test/mapping/basic/JsonMappingTests.java
index 1768903a2d34..de1a0f68a0ef 100644
--- a/hibernate-core/src/test/java/org/hibernate/orm/test/mapping/basic/JsonMappingTests.java
+++ b/hibernate-core/src/test/java/org/hibernate/orm/test/mapping/basic/JsonMappingTests.java
@@ -43,6 +43,7 @@
 import java.sql.Clob;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.hamcrest.Matchers.equalTo;
@@ -80,6 +81,7 @@ public Jackson() {
 	private final Map<StringNode, StringNode> objectMap;
 	private final List<StringNode> list;
 	private final String json;
+	Map<String, Map<String, List<Set<Long>>>> complexMap;
 
 	protected JsonMappingTests(boolean supportsObjectMapKey) {
 		this.stringMap = Map.of( "name", "ABC" );
@@ -89,13 +91,14 @@ protected JsonMappingTests(boolean supportsObjectMapKey) {
 		) : null;
 		this.list = List.of( new StringNode( "ABC" ) );
 		this.json = "{\"name\":\"abc\"}";
+		this.complexMap = Map.of( "name", Map.of( "inner", List.of( Set.of( 10L ), Set.of( 20L ) ) ) );
 	}
 
 	@BeforeEach
 	public void setup(SessionFactoryScope scope) {
 		scope.inTransaction(
 				(session) -> {
-					session.persist( new EntityWithJson( 1, stringMap, objectMap, list, json ) );
+					session.persist( new EntityWithJson( 1, stringMap, objectMap, list, json, complexMap ) );
 				}
 		);
 	}
@@ -156,7 +159,7 @@ public void verifyReadWorks(SessionFactoryScope scope) {
 	public void verifyMergeWorks(SessionFactoryScope scope) {
 		scope.inTransaction(
 				(session) -> {
-					session.merge( new EntityWithJson( 2, null, null, null, null ) );
+					session.merge( new EntityWithJson( 2, null, null, null, null, null) );
 				}
 		);
 
@@ -169,6 +172,7 @@ public void verifyMergeWorks(SessionFactoryScope scope) {
 					assertThat( entityWithJson.jsonString, is( nullValue() ) );
 					assertThat( entityWithJson.jsonNode, is( nullValue() ) );
 					assertThat( entityWithJson.jsonValue, is( nullValue() ) );
+					assertThat( entityWithJson.complexMap, is( nullValue() ) );
 				}
 		);
 	}
@@ -271,6 +275,7 @@ public void verifyCriteriaUpdateQueryWorks(SessionFactoryScope scope) {
 			assertThat( entityWithJson.stringMap, is( newMap ) );
 			assertThat( entityWithJson.list, is( newList ) );
 			assertThat( entityWithJson.jsonString.replaceAll( "\\s", "" ), is( newJson ) );
+			assertThat( entityWithJson.complexMap, is( complexMap ) );
 		} );
 	}
 
@@ -300,6 +305,9 @@ public static class EntityWithJson {
 		@JdbcTypeCode( SqlTypes.JSON )
 		private JsonValue jsonValue;
 
+		@JdbcTypeCode( SqlTypes.JSON )
+		private Map<String, Map<String, List<Set<Long>>>> complexMap;
+
 		public EntityWithJson() {
 		}
 
@@ -308,12 +316,14 @@ public EntityWithJson(
 				Map<String, String> stringMap,
 				Map<StringNode, StringNode> objectMap,
 				List<StringNode> list,
-				String jsonString) {
+				String jsonString,
+				Map<String, Map<String, List<Set<Long>>>> complexMap) {
 			this.id = id;
 			this.stringMap = stringMap;
 			this.objectMap = objectMap;
 			this.list = list;
 			this.jsonString = jsonString;
+			this.complexMap = complexMap;
 		}
 	}