diff --git a/main/unixbench/APKBUILD b/main/unixbench/APKBUILD
index a4754c54d..e8794742b 100644
--- a/main/unixbench/APKBUILD
+++ b/main/unixbench/APKBUILD
@@ -1,5 +1,6 @@
 pkgname=unixbench
-pkgver=5.1.3
+pkgver=5.1.3_git20180129
+_commit=070030e09f6effdf0c6721e8fcc3a5c6fb5bed1a
 pkgrel=0
 pkgdesc="The original BYTE UNIX benchmark suite"
 url="https://github.com/kdlucas/byte-unixbench"
@@ -10,13 +11,10 @@ makedepends=""
 install=""
 options="!check"
 source="
-	${pkgname}-${pkgver}.tar.gz::https://github.com/kdlucas/byte-unixbench/archive/v${pkgver}.tar.gz
-	modern_compiler_optimizations.patch
-	unreasonable_multicore-whetstone_results_fix.patch
-	use_volatile.patch
+	${pkgname}-${pkgver}.tar.gz::https://github.com/kdlucas/byte-unixbench/archive/${_commit}.tar.gz
 	ubench
 "
-builddir="$srcdir/byte-unixbench-${pkgver}/UnixBench"
+builddir="$srcdir/byte-unixbench-${_commit}/UnixBench"
 
 build() {
 	cd "$builddir"
@@ -31,8 +29,5 @@ package() {
 	cp -a pgms testdir Makefile src ${pkgdir}/usr/share/unixbench
 }
 
-sha512sums="12a88f1606aba156e96b8addf9a6fbf1de4ddbb4b9163548554c16d78f4af167d148b27688b2e367cff01e9f8d776ff96c486577b5336c36686480f4002b4dce  unixbench-5.1.3.tar.gz
-5cee4101cb49c58d24e2dc453de5bac05e9f2f5e396d0220d5d811ea1b0ad67c009de4bddad1d62dbfb3491b0f6840058c571f67c21b41653e4301ab9fa27a04  modern_compiler_optimizations.patch
-831f466284336cb7462cadfd4440364ea7ed543b94dd559e58497a81b1d58e35d567fb8d13885245bea250b29ae187e58e139ea27010009243f541bc6cff7405  unreasonable_multicore-whetstone_results_fix.patch
-264de2ca75ef7d0977613f3dc86b8fcfbabb18bd3153214f5ba78aa256eed496f3ae88b4ebfc4399395db91fcb1bb5cd88acde735508c7fd38b4c88bfbf88bb7  use_volatile.patch
+sha512sums="ca4b7ab21eaacddcb99f9237998c42e2179d8e136e23dc0e4d9b2774f460588bc1851dbf0cdb9ad99bd485eb67434a74408f878f76a8ea5672615495ea074124  unixbench-5.1.3_git20180129.tar.gz
 91590bfaac3b118ad9a7ec66200ecc7b5ff88b84f5e8552c6b30fcc4436669eb4467d6b9a89d0be8682903e88b843fc4e40e3c7f90406c398449edb187ad6771  ubench"
diff --git a/main/unixbench/modern_compiler_optimizations.patch b/main/unixbench/modern_compiler_optimizations.patch
deleted file mode 100644
index 1ba5dc54a..000000000
--- a/main/unixbench/modern_compiler_optimizations.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff -ruN UnixBench/Makefile b/Makefile
---- a/Makefile	2015-08-15 01:52:22.539585616 -0600
-+++ b/Makefile	2015-08-15 02:00:13.772259951 -0600
-@@ -71,7 +71,7 @@
- #	-m386 -malign-loops=1 -malign-jumps=1 -malign-functions=1
- 
- ## For Solaris 2, or general-purpose GCC 2.7.x
--OPTON = -O2 -fomit-frame-pointer -fforce-addr -ffast-math -Wall
-+OPTON = -O2 -ffast-math -Wall -march=native
- 
- ## For Digital Unix v4.x, with DEC cc v5.x
- #OPTON = -O4
diff --git a/main/unixbench/unreasonable_multicore-whetstone_results_fix.patch b/main/unixbench/unreasonable_multicore-whetstone_results_fix.patch
deleted file mode 100644
index 2e4537150..000000000
--- a/main/unixbench/unreasonable_multicore-whetstone_results_fix.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff -ruN UnixBench/Makefile b/Makefile
---- a/Makefile	2015-06-04 11:20:18.000000000 -0600
-+++ b/Makefile	2015-08-15 01:47:44.310787298 -0600
-@@ -196,7 +196,7 @@
- $(PROGDIR)/double: $(SRCDIR)/arith.c
- 	$(CC) -o $(PROGDIR)/double ${CFLAGS} ${OPTON} -Ddatum=double $(SRCDIR)/arith.c
- $(PROGDIR)/whetstone-double: $(SRCDIR)/whets.c
--	$(CC) -o $(PROGDIR)/whetstone-double ${CFLAGS} ${OPTON} -DDP -DUNIX -DUNIXBENCH $(SRCDIR)/whets.c -lm
-+	$(CC) -o $(PROGDIR)/whetstone-double ${CFLAGS} ${OPTON} -DDP -DGTODay -DUNIXBENCH $(SRCDIR)/whets.c -lm
- $(PROGDIR)/hanoi: $(SRCDIR)/hanoi.c
- 	$(CC) -o $(PROGDIR)/hanoi ${CFLAGS} ${OPTON} $(SRCDIR)/hanoi.c
- 
diff --git a/main/unixbench/use_volatile.patch b/main/unixbench/use_volatile.patch
deleted file mode 100644
index 739a9b291..000000000
--- a/main/unixbench/use_volatile.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- b/src/arith.c	2011-01-17 23:44:53.000000000 -0700
-+++ a/src/arith.c	2015-03-21 20:38:49.082836753 -0600
-@@ -35,7 +35,7 @@
- 
- int dumb_stuff(int);
- 
--unsigned long iter;
-+unsigned volatile long iter;
- 
- /* this function is called when the alarm expires */
- void report()