1 files changed, 1 insertions, 1 deletions

diff --git a/src/s/msdos.h b/src/s/msdos.h
index 52b24af2048..0a1f68bb292 100644
--- a/src/s/msdos.h
+++ b/src/s/msdos.h
@@ -266,5 +266,5 @@ You lose; /* Emacs for DOS must be compiled with DJGPP */
 #define LIBX11_SYSTEM -lxext -lsys
 #else
 /* We need a little extra space, see ../../lisp/loadup.el */
-#define SYSTEM_PURESIZE_EXTRA 85000
+#define SYSTEM_PURESIZE_EXTRA 40000
 #endif