diff --git a/sys/powerpc/powerpc/elf32_machdep.c b/sys/powerpc/powerpc/elf32_machdep.c
index 11c14671d0b1..45291a6d06cf 100644
--- a/sys/powerpc/powerpc/elf32_machdep.c
+++ b/sys/powerpc/powerpc/elf32_machdep.c
@@ -97,7 +97,7 @@ struct sysentvec elf32_freebsd_sysvec = {
 	.sv_minuser	= VM_MIN_ADDRESS,
 	.sv_stackprot	= VM_PROT_ALL,
 #ifdef __powerpc64__
-	.sv_maxuser	= VM_MAXUSER_ADDRESS,
+	.sv_maxuser	= VM_MAXUSER_ADDRESS32,
 	.sv_usrstack	= FREEBSD32_USRSTACK,
 	.sv_psstrings	= FREEBSD32_PS_STRINGS,
 	.sv_copyout_strings = freebsd32_copyout_strings,