diff --git a/linker/linker_main.cpp b/linker/linker_main.cpp
index b0c27dc..7486cd7 100644
--- a/linker/linker_main.cpp
+++ b/linker/linker_main.cpp
@@ -503,6 +503,10 @@
   fflush(stdout);
 #endif
 
+  // We are about to hand control over to the executable loaded.  We don't want
+  // to leave dirty pages behind unnecessarily.
+  purge_unused_memory();
+
   ElfW(Addr) entry = exe_info.entry_point;
   TRACE("[ Ready to execute \"%s\" @ %p ]", si->get_realpath(), reinterpret_cast<void*>(entry));
   return entry;