diff --git a/lib/icinga/checkable.ti b/lib/icinga/checkable.ti
index 7969d6f46..f98c57274 100644
--- a/lib/icinga/checkable.ti
+++ b/lib/icinga/checkable.ti
@@ -163,6 +163,8 @@ abstract class Checkable : CustomVarObject
 			return Endpoint::GetByName(GetCommandEndpointRaw());
 		}}}
 	};
+
+	[state, no_user_view, no_user_modify] Dictionary::Ptr pending_executions;
 };
 
 }