diff --git a/Assets/AppCenter/Editor/PBXProjectWrapper.cs b/Assets/AppCenter/Editor/PBXProjectWrapper.cs
index b79bfc9f..4d28f429 100644
--- a/Assets/AppCenter/Editor/PBXProjectWrapper.cs
+++ b/Assets/AppCenter/Editor/PBXProjectWrapper.cs
@@ -76,8 +76,9 @@ public class PBXProjectWrapper
 
     public void AddBuildProperty(string name, string value)
     {
-        var targetGuid = PBXProjectType.GetMethod("GetUnityMainTargetGuid")
-                                       .Invoke(_pbxProject, null);
+        var targetName = GetUnityTargetName();
+        var targetGuid = PBXProjectType.GetMethod("TargetGuidByName")
+                                       .Invoke(_pbxProject, new object[] { targetName });
         PBXProjectType.GetMethod("AddBuildProperty",
                                  new[] { typeof(string), typeof(string), typeof(string) })
                       .Invoke(_pbxProject,