diff --git a/Kernel/Process.cpp b/Kernel/Process.cpp
index 85095c7ac9..fd3b0fc59a 100644
--- a/Kernel/Process.cpp
+++ b/Kernel/Process.cpp
@@ -858,6 +858,8 @@ int Process::do_exec(NonnullRefPtr<FileDescription> main_program_description, Ve
 
     ASSERT(region);
 
+    region->set_shared(true);
+
     Region* master_tls_region { nullptr };
     size_t master_tls_size = 0;
     size_t master_tls_alignment = 0;