diff --git a/source/exe/hot_restart.cc b/source/exe/hot_restart.cc
index 346dae00fd669..9962bfb88dc82 100644
--- a/source/exe/hot_restart.cc
+++ b/source/exe/hot_restart.cc
@@ -14,7 +14,7 @@ namespace Server {
 
 // Increment this whenever there is a shared memory / RPC change that will prevent a hot restart
 // from working. Operations code can then cope with this and do a full restart.
-const uint64_t SharedMemory::VERSION = 3;
+const uint64_t SharedMemory::VERSION = 4;
 
 SharedMemory& SharedMemory::initialize(Options& options) {
   int flags = O_RDWR;