diff --git a/src/mem/ruby/system/VIPERCoalescer.cc b/src/mem/ruby/system/VIPERCoalescer.cc
index 111f9f22b5..1aea4a3643 100644
--- a/src/mem/ruby/system/VIPERCoalescer.cc
+++ b/src/mem/ruby/system/VIPERCoalescer.cc
@@ -269,8 +269,8 @@ VIPERCoalescer::invTCPCallback(Addr addr)
 
     if (m_num_pending_invs == 0) {
         std::vector<PacketPtr> pkt_list { m_cache_inv_pkt };
-        completeHitCallback(pkt_list);
         m_cache_inv_pkt = nullptr;
+        completeHitCallback(pkt_list);
     }
 }