diff --git a/math/p5-Math-String/Makefile b/math/p5-Math-String/Makefile
index 2a00c265b7c4..26762686765d 100644
--- a/math/p5-Math-String/Makefile
+++ b/math/p5-Math-String/Makefile
@@ -14,15 +14,9 @@ COMMENT=	Perl module to calculate with strings as if they were big integers
 LICENSE=	ART10 GPLv1+
 LICENSE_COMB=	dual
 
-NO_ARCH=	yes
 USES=		perl5
 USE_PERL5=	configure
 
-.include <bsd.port.pre.mk>
+NO_ARCH=	yes
 
-.if ${PERL_LEVEL} < 502508
-BUILD_DEPENDS+=	p5-Math-BigInt>=1.999802:math/p5-Math-BigInt
-RUN_DEPENDS+=	p5-Math-BigInt>=1.999802:math/p5-Math-BigInt
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>