diff --git a/spring-orm/src/main/java/org/springframework/orm/jpa/persistenceunit/DefaultPersistenceUnitManager.java b/spring-orm/src/main/java/org/springframework/orm/jpa/persistenceunit/DefaultPersistenceUnitManager.java
index 2bbdf5ca715..1f22b16a3cd 100644
--- a/spring-orm/src/main/java/org/springframework/orm/jpa/persistenceunit/DefaultPersistenceUnitManager.java
+++ b/spring-orm/src/main/java/org/springframework/orm/jpa/persistenceunit/DefaultPersistenceUnitManager.java
@@ -344,7 +344,7 @@ public class DefaultPersistenceUnitManager
 	 * persistence provider, resolving data source names in {@code persistence.xml}
 	 * against Spring-managed DataSource instances.
 	 */
-	public @Nullable DataSourceLookup getDataSourceLookup() {
+	public DataSourceLookup getDataSourceLookup() {
 		return this.dataSourceLookup;
 	}
 
diff --git a/spring-test/src/main/java/org/springframework/test/context/transaction/TestContextTransactionUtils.java b/spring-test/src/main/java/org/springframework/test/context/transaction/TestContextTransactionUtils.java
index 32cc3645921..b03cf182c63 100644
--- a/spring-test/src/main/java/org/springframework/test/context/transaction/TestContextTransactionUtils.java
+++ b/spring-test/src/main/java/org/springframework/test/context/transaction/TestContextTransactionUtils.java
@@ -275,7 +275,7 @@ public abstract class TestContextTransactionUtils {
 		}
 
 		@Override
-		public @Nullable String getName() {
+		public String getName() {
 			return this.name;
 		}
 	}
diff --git a/spring-webflux/src/main/java/org/springframework/web/reactive/result/view/RequestContext.java b/spring-webflux/src/main/java/org/springframework/web/reactive/result/view/RequestContext.java
index 624fd0ce493..62c97b85048 100644
--- a/spring-webflux/src/main/java/org/springframework/web/reactive/result/view/RequestContext.java
+++ b/spring-webflux/src/main/java/org/springframework/web/reactive/result/view/RequestContext.java
@@ -112,9 +112,9 @@ public class RequestContext {
 
 	/**
 	 * Return the model Map that this RequestContext encapsulates, if any.
-	 * @return the populated model Map, or {@code null} if none available
+	 * @return the populated model Map
 	 */
-	public @Nullable Map<String, Object> getModel() {
+	public Map<String, Object> getModel() {
 		return this.model;
 	}