Index: /trunk/source/lisp-kernel/pmcl-kernel.c
===================================================================
--- /trunk/source/lisp-kernel/pmcl-kernel.c	(revision 14481)
+++ /trunk/source/lisp-kernel/pmcl-kernel.c	(revision 14482)
@@ -1417,5 +1417,5 @@
     if (!VirtualProtect((pc) SPJUMP_TARGET_ADDRESS,
                         0x1000,
-                        PAGE_EXECUTE_READWRITE,
+                        PAGE_READWRITE,
                         &old_protect)) {
       wperror("VirtualProtect spjump");
@@ -1432,5 +1432,5 @@
   pc new = mmap((pc) SPJUMP_TARGET_ADDRESS,
                 0x1000,
-                PROT_READ | PROT_WRITE | PROT_EXEC,
+                PROT_READ | PROT_WRITE,
                 MAP_PRIVATE | MAP_ANON | MAP_FIXED,
                 -1,