diff --git a/science/gromacs/Makefile b/science/gromacs/Makefile
index 31dc55e6e6d6..21310d86cfd2 100644
--- a/science/gromacs/Makefile
+++ b/science/gromacs/Makefile
@@ -3,6 +3,7 @@
 
 PORTNAME=	gromacs
 DISTVERSION=	2018.2
+PORTREVISION=	1
 CATEGORIES=	science
 MASTER_SITES=	ftp://ftp.gromacs.org/pub/gromacs/
 
diff --git a/science/gromacs/distinfo b/science/gromacs/distinfo
index 561cf667f631..d6e9516d44a5 100644
--- a/science/gromacs/distinfo
+++ b/science/gromacs/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1528963329
-SHA256 (gromacs-2018.2.tar.gz) = ed2b8fdb28f6c3e84896e87e7bf534c21bb9d264fb40683cb17a8612d9a5ba80
-SIZE (gromacs-2018.2.tar.gz) = 29899297
+TIMESTAMP = 1529181533
+SHA256 (gromacs-2018.2.tar.gz) = 4bdde8120c510b6543afb4b18f82551fddb11851f7edbd814aa24022c5d37857
+SIZE (gromacs-2018.2.tar.gz) = 29899294