diff --git a/Runtime/GuruCore/Runtime/Analytics/Analytics.Custom.cs b/Runtime/GuruCore/Runtime/Analytics/Analytics.Custom.cs
index 4f3e6f3..8644bcd 100644
--- a/Runtime/GuruCore/Runtime/Analytics/Analytics.Custom.cs
+++ b/Runtime/GuruCore/Runtime/Analytics/Analytics.Custom.cs
@@ -74,9 +74,19 @@ namespace Guru
 			if (_hasSetUid) return;
 			if (string.IsNullOrEmpty(uid)) return;
 			Debug.Log($"---[ANA] UID: {uid}");
-			GuruAnalytics.Instance.SetUid(uid);
-			FirebaseAnalytics.SetUserId(uid);
-			_hasSetUid = true;
+			bool flag1 = false, flag2 = false;
+			if (GuruAnalytics.IsReady)
+			{
+				GuruAnalytics.Instance.SetUid(uid);
+				flag1 = true;
+			}
+
+			if (IsFirebaseReady)
+			{
+				FirebaseAnalytics.SetUserId(uid);
+				flag2 = true;
+			}
+			_hasSetUid = flag1 && flag2;
 		}
 
 		/// <summary>