diff --git a/spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/SanitizableData.java b/spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/SanitizableData.java
index 4f0d05b6d7..df399bae44 100644
--- a/spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/SanitizableData.java
+++ b/spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/SanitizableData.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors.
+ * Copyright 2012-2023 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -75,6 +75,15 @@ public final class SanitizableData {
 		return this.value;
 	}
 
+	/**
+	 * Return a new {@link SanitizableData} instance with sanatized value.
+	 * @return a new sanitizable data instance.
+	 * @since 3.1.0
+	 */
+	public SanitizableData withSanitizedValue() {
+		return withValue(SANITIZED_VALUE);
+	}
+
 	/**
 	 * Return a new {@link SanitizableData} instance with a different value.
 	 * @param value the new value (often {@link #SANITIZED_VALUE}
@@ -84,12 +93,4 @@ public final class SanitizableData {
 		return new SanitizableData(this.propertySource, this.key, value);
 	}
 
-	/**
-	 * Return a new {@link SanitizableData} instance with sanatized value.
-	 * @return a new sanitizable data instance.
-	 */
-	public SanitizableData withSanitizedValue() {
-		return new SanitizableData(this.propertySource, this.key, SANITIZED_VALUE);
-	}
-
 }
diff --git a/spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/endpoint/SanitizableDataTests.java b/spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/endpoint/SanitizableDataTests.java
new file mode 100644
index 0000000000..d9e73853b9
--- /dev/null
+++ b/spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/endpoint/SanitizableDataTests.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2012-2023 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.actuate.endpoint;
+
+import java.util.Map;
+
+import org.junit.jupiter.api.Test;
+
+import org.springframework.core.env.MapPropertySource;
+import org.springframework.core.env.PropertySource;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link SanitizableData}.
+ *
+ * @author Phillip Webb
+ */
+class SanitizableDataTests {
+
+	private final PropertySource<?> propertySource = new MapPropertySource("test", Map.of("key", "value"));
+
+	@Test
+	void getPropertySourceReturnsPropertySource() {
+		SanitizableData data = new SanitizableData(this.propertySource, "key", "value");
+		assertThat(data.getPropertySource()).isSameAs(this.propertySource);
+	}
+
+	@Test
+	void getKeyReturnsKey() {
+		SanitizableData data = new SanitizableData(this.propertySource, "key", "value");
+		assertThat(data.getKey()).isEqualTo("key");
+	}
+
+	@Test
+	void getValueReturnsValue() {
+		SanitizableData data = new SanitizableData(this.propertySource, "key", "value");
+		assertThat(data.getValue()).isEqualTo("value");
+	}
+
+	@Test
+	void withSanitizedValueReturnsNewInstanceWithSanitizedValue() {
+		SanitizableData data = new SanitizableData(this.propertySource, "key", "value");
+		SanitizableData sanitized = data.withSanitizedValue();
+		assertThat(data.getValue()).isEqualTo("value");
+		assertThat(sanitized.getValue()).isEqualTo("******");
+	}
+
+	@Test
+	void withValueReturnsNewInstanceWithNewValue() {
+		SanitizableData data = new SanitizableData(this.propertySource, "key", "value");
+		SanitizableData sanitized = data.withValue("eulav");
+		assertThat(data.getValue()).isEqualTo("value");
+		assertThat(sanitized.getValue()).isEqualTo("eulav");
+	}
+
+}