diff --git a/pom.xml b/pom.xml
index ce701c681a..e4fe116d33 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,7 +19,7 @@
     <webappDirectory>
       ${project.build.directory}/${project.build.finalName}
     </webappDirectory>
-    <synapse.version>493.0</synapse.version>
+    <synapse.version>499.0</synapse.version>
     <gwtVersion>2.11.0</gwtVersion>
     <org.springframework.version>5.3.33</org.springframework.version>
     <guiceVersion>3.0</guiceVersion>
diff --git a/src/main/java/org/sagebionetworks/web/client/WebStorageMaxSizeDetector.java b/src/main/java/org/sagebionetworks/web/client/WebStorageMaxSizeDetector.java
index e99a6ad971..9d055917f0 100644
--- a/src/main/java/org/sagebionetworks/web/client/WebStorageMaxSizeDetector.java
+++ b/src/main/java/org/sagebionetworks/web/client/WebStorageMaxSizeDetector.java
@@ -2,6 +2,7 @@
 
 import com.google.inject.Inject;
 import org.sagebionetworks.web.client.cache.ClientCache;
+import org.sagebionetworks.web.client.security.AuthenticationController;
 
 public class WebStorageMaxSizeDetector {
 
@@ -9,11 +10,17 @@ public class WebStorageMaxSizeDetector {
   public static final int INTERVAL_MS = 1000 * 60 * 5; // check every 5 minutes
   ClientCache clientCache;
   GWTWrapper gwt;
+  AuthenticationController authController;
 
   @Inject
-  public WebStorageMaxSizeDetector(GWTWrapper gwt, ClientCache clientCache) {
+  public WebStorageMaxSizeDetector(
+    GWTWrapper gwt,
+    ClientCache clientCache,
+    AuthenticationController authController
+  ) {
     this.gwt = gwt;
     this.clientCache = clientCache;
+    this.authController = authController;
   }
 
   public void start() {
@@ -40,7 +47,7 @@ private void checkMaxSizeNow() {
     );
     if (currentSize > MAX_SIZE) {
       SynapseJSNIUtilsImpl._consoleLog("Clearing web storage due to the size");
-      clientCache.clear();
+      authController.clearLocalStorage();
     }
   }
 }
diff --git a/src/main/java/org/sagebionetworks/web/client/security/AuthenticationController.java b/src/main/java/org/sagebionetworks/web/client/security/AuthenticationController.java
index 69e7ce10e1..07196e6cf8 100644
--- a/src/main/java/org/sagebionetworks/web/client/security/AuthenticationController.java
+++ b/src/main/java/org/sagebionetworks/web/client/security/AuthenticationController.java
@@ -84,4 +84,5 @@ void initializeFromExistingAccessTokenCookie(
 
   void checkForUserChange();
   void checkForUserChange(Callback cb);
+  void clearLocalStorage();
 }