diff --git a/lib/build.gradle b/lib/build.gradle
index eac83532..18da04b8 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -74,7 +74,7 @@ dependencies {
   implementation "org.bouncycastle:bcpkix-jdk15on:1.69"
 
   // Serialization
-  implementation 'org.mongodb:bson:4.3.4'
+  implementation 'org.mongodb:bson:4.4.0'
 
   // Testing
   testImplementation 'junit:junit:4.13.2'