diff --git a/spring-boot-project/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/web/servlet/WebDriverContextCustomizer.java b/spring-boot-project/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/web/servlet/WebDriverContextCustomizer.java
new file mode 100644
index 00000000000..5a7420207de
--- /dev/null
+++ b/spring-boot-project/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/web/servlet/WebDriverContextCustomizer.java
@@ -0,0 +1,53 @@
+/*
+ * 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.test.autoconfigure.web.servlet;
+
+import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.test.context.ContextCustomizer;
+import org.springframework.test.context.MergedContextConfiguration;
+
+/**
+ * {@link ContextCustomizer} that registers a {@link WebDriverScope} and configures
+ * appropriate bean definitions to use it.
+ *
+ * @author Phillip Webb
+ * @see WebDriverScope
+ */
+class WebDriverContextCustomizer implements ContextCustomizer {
+
+	@Override
+	public void customizeContext(ConfigurableApplicationContext context, MergedContextConfiguration mergedConfig) {
+		WebDriverScope.registerWith(context);
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (obj == this) {
+			return true;
+		}
+		if (obj == null || obj.getClass() != getClass()) {
+			return false;
+		}
+		return true;
+	}
+
+	@Override
+	public int hashCode() {
+		return getClass().hashCode();
+	}
+
+}
diff --git a/spring-boot-project/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/web/servlet/WebDriverContextCustomizerFactory.java b/spring-boot-project/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/web/servlet/WebDriverContextCustomizerFactory.java
index c9f836520d6..4e881aea5d8 100644
--- a/spring-boot-project/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/web/servlet/WebDriverContextCustomizerFactory.java
+++ b/spring-boot-project/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/web/servlet/WebDriverContextCustomizerFactory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 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.
@@ -18,11 +18,9 @@ package org.springframework.boot.test.autoconfigure.web.servlet;
 
 import java.util.List;
 
-import org.springframework.context.ConfigurableApplicationContext;
 import org.springframework.test.context.ContextConfigurationAttributes;
 import org.springframework.test.context.ContextCustomizer;
 import org.springframework.test.context.ContextCustomizerFactory;
-import org.springframework.test.context.MergedContextConfiguration;
 
 /**
  * {@link ContextCustomizerFactory} to register a {@link WebDriverScope} and configure
@@ -38,32 +36,7 @@ class WebDriverContextCustomizerFactory implements ContextCustomizerFactory {
 	@Override
 	public ContextCustomizer createContextCustomizer(Class<?> testClass,
 			List<ContextConfigurationAttributes> configAttributes) {
-		return new Customizer();
-	}
-
-	private static class Customizer implements ContextCustomizer {
-
-		@Override
-		public void customizeContext(ConfigurableApplicationContext context, MergedContextConfiguration mergedConfig) {
-			WebDriverScope.registerWith(context);
-		}
-
-		@Override
-		public boolean equals(Object obj) {
-			if (obj == this) {
-				return true;
-			}
-			if (obj == null || obj.getClass() != getClass()) {
-				return false;
-			}
-			return true;
-		}
-
-		@Override
-		public int hashCode() {
-			return getClass().hashCode();
-		}
-
+		return new WebDriverContextCustomizer();
 	}
 
 }