diff --git a/SingularSDK/Editor/SingularSDKDependencies.xml b/SingularSDK/Editor/SingularSDKDependencies.xml
index dad04ad..bdc19a0 100644
--- a/SingularSDK/Editor/SingularSDKDependencies.xml
+++ b/SingularSDK/Editor/SingularSDKDependencies.xml
@@ -1,6 +1,6 @@
 <dependencies>
   <androidPackages>
-    <androidPackage spec="com.singular.sdk:singular_kids_sdk:12.9.0">
+    <androidPackage spec="com.singular.sdk:singular_kids_sdk:12.9.1">
       <repositories>
         <repository>https://maven.singular.net</repository>
       </repositories>
diff --git a/SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.0.jar b/SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.1.jar
similarity index 95%
rename from SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.0.jar
rename to SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.1.jar
index 9663b3a..51e01af 100644
Binary files a/SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.0.jar and b/SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.1.jar differ
diff --git a/SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.0.jar.meta b/SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.1.jar.meta
similarity index 93%
rename from SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.0.jar.meta
rename to SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.1.jar.meta
index deff905..14daeec 100644
--- a/SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.0.jar.meta
+++ b/SingularSDK/Plugins/Android/SingularUnityBridge-KIDS-6.11.1.jar.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 69c09ad62280240cb85b420033c75835
+guid: 145b4dda965ae4bafb8d00486dab8330
 PluginImporter:
   externalObjects: {}
   serializedVersion: 2
diff --git a/SingularSDK/Runtime/SingularSDK.cs b/SingularSDK/Runtime/SingularSDK.cs
index 7e1d6b4..d5ab8eb 100644
--- a/SingularSDK/Runtime/SingularSDK.cs
+++ b/SingularSDK/Runtime/SingularSDK.cs
@@ -30,7 +30,7 @@ public class SingularSDK : MonoBehaviour
         public static bool Initialized { get; private set; } = false;
         
         private const string UNITY_WRAPPER_NAME = "Unity";
-        private const string UNITY_VERSION      = "5.4.0-KIDS";
+        private const string UNITY_VERSION      = "5.4.1-KIDS";
         
         // ios-only:
         [Obsolete]
@@ -46,7 +46,6 @@ public class SingularSDK : MonoBehaviour
         public string facebookAppId;
         public bool collectOAID               = false;
         
-        private static string imei;
         #if UNITY_ANDROID
             static AndroidJavaClass  singular;
             static AndroidJavaClass  jclass;
@@ -199,7 +198,6 @@ private static SingularConfig BuildSingularConfig()
 #if UNITY_ANDROID
         config.SetValue("facebookAppId", instance.facebookAppId);
         config.SetValue("customUserId", customUserId);
-        config.SetValue("imei", imei);
         config.SetValue("openUri", openUri);
         config.SetValue("ddlTimeoutSec", instance.ddlTimeoutSec);
         config.SetValue("enableDeferredDeepLinks", enableDeferredDeepLinks);
@@ -1707,20 +1705,6 @@ public static void AdRevenue(SingularAdData adData)
             }
         }
 
-#if UNITY_ANDROID
-    public static void SetIMEI(string imeiData) {
-        if (Application.isEditor) {
-            return;
-        }
-
-        if (singular != null) {
-            singular.CallStatic("setIMEI", imeiData);
-        } else {
-            imei = imeiData;
-        }
-    }
-#endif
-
         #region Global Properties
 
         public static Dictionary<string, string> GetGlobalProperties()
diff --git a/package.json b/package.json
index 5d80b75..db23ebc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "singular-unity-kids-package",
-    "version": "5.4.0",
+    "version": "5.4.1",
     "displayName": "Singular Kids",
     "description": "Singular Unity Kids Package",
     "type": "library",