diff --git a/math/oink/Makefile b/math/oink/Makefile
index 38eefe3d4458..29fba7b5f333 100644
--- a/math/oink/Makefile
+++ b/math/oink/Makefile
@@ -1,27 +1,22 @@
 PORTNAME=	oink
-DISTVERSION=	g20210704
-PORTREVISION=	1
+DISTVERSION=	g20210710
 CATEGORIES=	math
 
-PATCH_SITES=	https://github.com/${GH_ACCOUNT}/${PORTNAME}/commit/
-PATCHFILES=	cd8c62bc1900ffee6d933fa31cbdd954560c286b.patch:-p1 # Fix build on FreeBSD
-PATCHFILES+=	a5c10784a472c42bab5a4df0ef29799011bc30b1.patch:-p1 # Fix installed cmake file path
-
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Modern parity game solvers written in C++
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libboost_iostreams.so:devel/boost-libs
 
 USES=		cmake:testing
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	trolando
-GH_TAGNAME=	c1259fe
+GH_TAGNAME=	3327c54
 
 CMAKE_ON=	BUILD_SHARED_LIBS
 
 .include <bsd.port.mk>
diff --git a/math/oink/distinfo b/math/oink/distinfo
index 00defc2aa940..3eeb22aa1ac0 100644
--- a/math/oink/distinfo
+++ b/math/oink/distinfo
@@ -1,7 +1,3 @@
-TIMESTAMP = 1625512740
-SHA256 (trolando-oink-g20210704-c1259fe_GH0.tar.gz) = 46f6b06f905ea94efadf2adce3923ed7df2775f9101e505eebe787b7b94e5549
-SIZE (trolando-oink-g20210704-c1259fe_GH0.tar.gz) = 178173
-SHA256 (cd8c62bc1900ffee6d933fa31cbdd954560c286b.patch) = eb88af6421600c8538f229369412289a46a87be3a6c4419642d02b4841453325
-SIZE (cd8c62bc1900ffee6d933fa31cbdd954560c286b.patch) = 764
-SHA256 (a5c10784a472c42bab5a4df0ef29799011bc30b1.patch) = 4b103ff0fe318e97ea370ce1c82b91ddbb998f5266d340306138b9a41487bea8
-SIZE (a5c10784a472c42bab5a4df0ef29799011bc30b1.patch) = 796
+TIMESTAMP = 1647124747
+SHA256 (trolando-oink-g20210710-3327c54_GH0.tar.gz) = 5c4f1658531fcfca394cb46412143ccebc70153953d398942609b18f999a136a
+SIZE (trolando-oink-g20210710-3327c54_GH0.tar.gz) = 178207
diff --git a/math/oink/files/patch-src_lace.h b/math/oink/files/patch-src_lace.h
index f456cff65c0f..58b02f30be38 100644
--- a/math/oink/files/patch-src_lace.h
+++ b/math/oink/files/patch-src_lace.h
@@ -1,14 +1,27 @@
---- src/lace.h.orig	2021-07-12 11:27:04 UTC
+--- src/lace.h.orig	2021-07-10 20:56:55 UTC
 +++ src/lace.h
-@@ -293,7 +293,11 @@ void lace_yield(WorkerP *__lace_worker, Task *__lace_d
+@@ -17,6 +17,11 @@
+  */
+ 
+ #include <unistd.h>
++#ifdef __cplusplus
++#include <atomic>
++#else
++#include <stdatomic.h>
++#endif
+ #include <stdint.h>
+ #include <stdio.h>
+ #include <pthread.h> /* for pthread_t */
+@@ -293,7 +298,11 @@ void lace_yield(WorkerP *__lace_worker, Task *__lace_d
  #endif
  
  #ifndef mfence
-+#if defined(__amd64__) || defined(__i386__)
- #define mfence() { asm volatile("mfence" ::: "memory"); }
-+#elif defined(__powerpc__)
-+#define mfence() { asm volatile("sync" ::: "memory"); }
+-#define mfence() { asm volatile("mfence" ::: "memory"); }
++#ifdef __cplusplus
++#define mfence() std::atomic_thread_fence(std::memory_order_seq_cst)
++#else
++#define mfence() atomic_thread_fence(memory_order_seq_cst)
 +#endif
  #endif
  
  /* Compiler specific branch prediction optimization */