diff --git a/biology/atac-seq/Makefile b/biology/atac-seq/Makefile
index b8721671f6ac..359d4c750a03 100644
--- a/biology/atac-seq/Makefile
+++ b/biology/atac-seq/Makefile
@@ -1,28 +1,34 @@
 PORTNAME=	atac-seq
-DISTVERSION=	0.1.3
+DISTVERSION=	0.2.0
 CATEGORIES=	biology python
 MASTER_SITES=	# empty
 
 MAINTAINER=	jwb@FreeBSD.org
 COMMENT=	Metaport for ATAC-Seq analysis
 WWW=		https://github.com/auerlab/
 
 LICENSE=	BSD2CLAUSE
 
 RUN_DEPENDS=	sra-tools>0:biology/sra-tools \
 		fastq-trim>0:biology/fastq-trim \
 		fastqc>0:biology/fastqc \
 		${PYTHON_PKGNAMEPREFIX}multiqc>0:biology/py-multiqc@${PY_FLAVOR} \
 		biolibc-tools>0:biology/biolibc-tools \
 		bwa>0:biology/bwa \
 		bowtie2>0:biology/bowtie2 \
 		samtools>0:biology/samtools \
 		${PYTHON_PKGNAMEPREFIX}macs2>0:biology/py-macs2@${PY_FLAVOR} \
 		fasda>0:biology/fasda \
 		peak-classifier>0:biology/peak-classifier \
 		webbrowser>0:www/webbrowser \
 		curl>0:ftp/curl
 
 USES=		metaport python
 
+.include <bsd.port.options.mk>
+
+.if ${OPSYS} != FreeBSD || ${OSVERSION} >= 1302509
+RUN_DEPENDS+=	${PYTHON_PKGNAMEPREFIX}MACS3>0:biology/py-macs3@${PY_FLAVOR}
+.endif
+
 .include <bsd.port.mk>
diff --git a/biology/atac-seq/distinfo b/biology/atac-seq/distinfo
index 0195f78851af..968e68a80fb0 100644
--- a/biology/atac-seq/distinfo
+++ b/biology/atac-seq/distinfo
@@ -1 +1 @@
-TIMESTAMP = 1690554875
+TIMESTAMP = 1704902712