diff --git a/Il2CppInspector.Common/IL2CPP/Il2CppInspector.cs b/Il2CppInspector.Common/IL2CPP/Il2CppInspector.cs
index 024063c..6708cd3 100644
--- a/Il2CppInspector.Common/IL2CPP/Il2CppInspector.cs
+++ b/Il2CppInspector.Common/IL2CPP/Il2CppInspector.cs
@@ -226,7 +226,8 @@ namespace Il2CppInspector
                         var token = AttributeTypeRanges[index].token;
                         attsByToken.Add(token, index);
                     }
-                    AttributeIndicesByToken.Add(image.customAttributeStart, attsByToken);
+                    if (image.customAttributeCount > 0)
+                        AttributeIndicesByToken.Add(image.customAttributeStart, attsByToken);
                 }
             }