diff --git a/src/main/java/org/openrewrite/hibernate/TypeAnnotationParameter.java b/src/main/java/org/openrewrite/hibernate/TypeAnnotationParameter.java
index c2d5cf8..a7ea8e0 100644
--- a/src/main/java/org/openrewrite/hibernate/TypeAnnotationParameter.java
+++ b/src/main/java/org/openrewrite/hibernate/TypeAnnotationParameter.java
@@ -15,12 +15,12 @@
  */
 package org.openrewrite.hibernate;
 
+import org.jspecify.annotations.Nullable;
 import org.openrewrite.ExecutionContext;
 import org.openrewrite.Recipe;
 import org.openrewrite.Tree;
 import org.openrewrite.TreeVisitor;
 import org.openrewrite.internal.ListUtils;
-import org.openrewrite.internal.lang.Nullable;
 import org.openrewrite.java.AnnotationMatcher;
 import org.openrewrite.java.JavaIsoVisitor;
 import org.openrewrite.java.tree.J;
diff --git a/src/main/java/org/openrewrite/hibernate/package-info.java b/src/main/java/org/openrewrite/hibernate/package-info.java
index 9555670..5b3ecae 100644
--- a/src/main/java/org/openrewrite/hibernate/package-info.java
+++ b/src/main/java/org/openrewrite/hibernate/package-info.java
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-@NonNullApi
+@NullMarked
 package org.openrewrite.hibernate;
 
-import org.openrewrite.internal.lang.NonNullApi;
+import org.jspecify.annotations.NullMarked;