diff --git a/math/p5-Math-GMP/Makefile b/math/p5-Math-GMP/Makefile
index 19c3503d1d2b..267e0d9bd27f 100644
--- a/math/p5-Math-GMP/Makefile
+++ b/math/p5-Math-GMP/Makefile
@@ -15,10 +15,6 @@ LIB_DEPENDS=	libgmp.so:math/gmp
 USES=		localbase perl5
 USE_PERL5=	configure
 
-post-patch:
-	@${REINPLACE_CMD} -e '/Alien::GMP/d' ${WRKSRC}/META.json ${WRKSRC}/META.yml ${WRKSRC}/Makefile.PL
-	@${REINPLACE_CMD} -e 's|Alien::Base::Wrapper->mm_args|"LIBS" => ["-lgmp"]|' ${WRKSRC}/Makefile.PL
-
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/${SITE_ARCH_REL}/auto/Math/GMP/GMP.so
 
diff --git a/math/p5-Math-GMP/files/patch-Makefile.PL b/math/p5-Math-GMP/files/patch-Makefile.PL
new file mode 100644
index 000000000000..de07d078b1b3
--- /dev/null
+++ b/math/p5-Math-GMP/files/patch-Makefile.PL
@@ -0,0 +1,25 @@
+--- Makefile.PL.orig	2022-03-15 09:26:21 UTC
++++ Makefile.PL
+@@ -8,13 +8,11 @@ use ExtUtils::MakeMaker;
+ use 5.010;
+ use ExtUtils::MakeMaker;
+ 
+-use Alien::Base::Wrapper qw( Alien::GMP !export );
+ 
+ my %WriteMakefileArgs = (
+   "ABSTRACT" => "High speed arbitrary size integer math",
+   "AUTHOR" => "Shlomi Fish <shlomif\@cpan.org>",
+   "CONFIGURE_REQUIRES" => {
+-    "Alien::GMP" => "1.08",
+     "ExtUtils::MakeMaker" => 0
+   },
+   "DISTNAME" => "Math-GMP",
+@@ -48,7 +46,7 @@ my %WriteMakefileArgs = (
+ 
+ %WriteMakefileArgs = (
+     %WriteMakefileArgs,
+-    Alien::Base::Wrapper->mm_args,
++    "LIBS" => ["-lgmp"],
+ );
+ 
+ my %FallbackPrereqs = (