diff --git a/pom.xml b/pom.xml
index 7d1954c..3f67cf7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -124,14 +124,14 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>3.8.1</version>
+      <version>4.13.2</version>
       <scope>test</scope>
     </dependency>
 
     <dependency>
       <groupId>org.json</groupId>
       <artifactId>json</artifactId>
-      <version>20090211</version>
+      <version>20220320</version>
     </dependency>
   </dependencies>
 </project>
diff --git a/src/main/java/com/mixpanel/mixpanelapi/MessageBuilder.java b/src/main/java/com/mixpanel/mixpanelapi/MessageBuilder.java
index 0d66173..4462c38 100644
--- a/src/main/java/com/mixpanel/mixpanelapi/MessageBuilder.java
+++ b/src/main/java/com/mixpanel/mixpanelapi/MessageBuilder.java
@@ -49,7 +49,7 @@ public MessageBuilder(String token) {
      * @return event message for consumption by MixpanelAPI
      */
     public JSONObject event(String distinctId, String eventName, JSONObject properties) {
-        long time = System.currentTimeMillis() / 1000;
+        long time = System.currentTimeMillis();
 
         // Nothing below should EVER throw a JSONException.
         try {