diff --git a/math/R-cran-Formula/Makefile b/math/R-cran-Formula/Makefile
index f6baae9640dd..29f08474257f 100644
--- a/math/R-cran-Formula/Makefile
+++ b/math/R-cran-Formula/Makefile
@@ -1,14 +1,17 @@
 PORTNAME=	Formula
-DISTVERSION=	1.2-5
+DISTVERSION=	1.2-6
 CATEGORIES=	math
 DISTNAME=	${PORTNAME}_${DISTVERSION}
 
 MAINTAINER=	uzsolt@FreeBSD.org
 COMMENT=	Extended Model Formulas
-WWW=		https://cran.r-project.org/web/packages/Formula/
+WWW=		https://cran.r-project.org/package=Formula
 
 LICENSE=	GPLv2+
 
+TEST_DEPENDS=	R-cran-knitr>0:print/R-cran-knitr \
+		R-cran-rmarkdown>0:textproc/R-cran-rmarkdown
+
 USES=		cran:auto-plist
 
 .include <bsd.port.mk>
diff --git a/math/R-cran-Formula/distinfo b/math/R-cran-Formula/distinfo
index 2e5d3ed4b2c9..a612974e6894 100644
--- a/math/R-cran-Formula/distinfo
+++ b/math/R-cran-Formula/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1682469397
-SHA256 (Formula_1.2-5.tar.gz) = 86254674600d64e18b65d52f42d7ebfc217c8e1945cb63ac06da22cbf04d355c
-SIZE (Formula_1.2-5.tar.gz) = 128259
+TIMESTAMP = 1786644294
+SHA256 (Formula_1.2-6.tar.gz) = 7e611ac371c045e100a6205d92fe5104001942673798f970290fea12e33bfd37
+SIZE (Formula_1.2-6.tar.gz) = 47339