diff --git a/benchmarks/iozone/Portfile b/benchmarks/iozone/Portfile
index fdeadc70eb8..7050f13fad5 100644
--- a/benchmarks/iozone/Portfile
+++ b/benchmarks/iozone/Portfile
@@ -4,7 +4,7 @@
 PortSystem       1.0
 
 name             iozone
-version          3_345
+version          3_347
 categories       benchmarks
 platforms        darwin
 license          Restrictive/Distributable/GPLv2+
@@ -21,9 +21,9 @@ homepage         http://www.iozone.org/
 
 master_sites     ${homepage}src/current/
 distname         ${name}${version}
-checksums        md5 53a054ae3673b3d79e4fec713a19c22e \
-                 sha1 fa6ca4cc7bbb1a9b0a8f0d49d3c879e6d24fd4bf \
-                 rmd160 ce350566af1ac19cf06c523fb246c017aaab1bc4
+checksums        md5 db136f775b19e6d9c00714bd2399785f \
+                 sha1 b7639d468c964fcd849ce537d588231f8a35e60c \
+                 rmd160 489f4eb6bbb0d47a6854b1eb2c69b5296586aefc
 
 extract.suffix   .tar
 extract.cmd      cat