diff --git a/pom.xml b/pom.xml
index 013db91..3d23c84 100644
--- a/pom.xml
+++ b/pom.xml
@@ -46,7 +46,7 @@
         <dependency>
             <groupId>org.seleniumhq.selenium</groupId>
             <artifactId>selenium-java</artifactId>
-            <version>4.40.0</version>
+            <version>4.49.0</version>
         </dependency>
 
         <dependency>
diff --git a/src/main/java/com/seleniumboot/browser/DeviceEmulator.java b/src/main/java/com/seleniumboot/browser/DeviceEmulator.java
index e4da81b..2acb715 100644
--- a/src/main/java/com/seleniumboot/browser/DeviceEmulator.java
+++ b/src/main/java/com/seleniumboot/browser/DeviceEmulator.java
@@ -7,8 +7,8 @@
 import org.openqa.selenium.WebDriver;
 import org.openqa.selenium.chromium.ChromiumDriver;
 import org.openqa.selenium.devtools.DevTools;
-import org.openqa.selenium.devtools.v144.emulation.Emulation;
-import org.openqa.selenium.devtools.v144.emulation.model.DevicePosture;
+import org.openqa.selenium.devtools.v153.emulation.Emulation;
+import org.openqa.selenium.devtools.v153.emulation.model.DevicePosture;
 
 import java.util.Optional;
 import java.util.logging.Logger;
@@ -104,7 +104,9 @@ private static void applyViaCdp(ChromiumDriver driver, DeviceProfile p) {
                     Optional.empty(),       // screenOrientation
                     Optional.empty(),       // viewport
                     Optional.empty(),       // displayFeature
-                    Optional.empty()        // devicePosture
+                    Optional.empty(),       // devicePosture
+                    Optional.empty(),       // scrollbarType (new in CDP v153)
+                    Optional.empty()        // new trailing boolean flag (CDP v153)
             ));
             devTools.send(Emulation.setUserAgentOverride(
                     p.getUserAgent(),
diff --git a/src/main/java/com/seleniumboot/network/NetworkMock.java b/src/main/java/com/seleniumboot/network/NetworkMock.java
index fd27615..b414619 100644
--- a/src/main/java/com/seleniumboot/network/NetworkMock.java
+++ b/src/main/java/com/seleniumboot/network/NetworkMock.java
@@ -5,11 +5,11 @@
 import org.openqa.selenium.WebDriver;
 import org.openqa.selenium.chromium.ChromiumDriver;
 import org.openqa.selenium.devtools.DevTools;
-import org.openqa.selenium.devtools.v144.fetch.Fetch;
-import org.openqa.selenium.devtools.v144.fetch.model.HeaderEntry;
-import org.openqa.selenium.devtools.v144.fetch.model.RequestId;
-import org.openqa.selenium.devtools.v144.fetch.model.RequestPattern;
-import org.openqa.selenium.devtools.v144.fetch.model.RequestStage;
+import org.openqa.selenium.devtools.v153.fetch.Fetch;
+import org.openqa.selenium.devtools.v153.fetch.model.HeaderEntry;
+import org.openqa.selenium.devtools.v153.fetch.model.RequestId;
+import org.openqa.selenium.devtools.v153.fetch.model.RequestPattern;
+import org.openqa.selenium.devtools.v153.fetch.model.RequestStage;
 
 import java.nio.charset.StandardCharsets;
 import java.util.Base64;