Index: net-mgmt/prometheus2/Makefile
===================================================================
--- net-mgmt/prometheus2/Makefile	(revision 548251)
+++ net-mgmt/prometheus2/Makefile	(working copy)
@@ -2,7 +2,7 @@
 
 PORTNAME=	prometheus
 DISTVERSIONPREFIX=	v
-DISTVERSION=	2.20.0
+DISTVERSION=	2.21.0
 CATEGORIES=	net-mgmt
 
 MAINTAINER=	dor.bsd@xm0.uk
@@ -61,11 +61,8 @@
 
 GO_BUILDFLAGS=	-v -ldflags "${LD_FLAG_STRING}" -tags netgo,builtinassets
 
-# A tsdb binary already exists in databases/opentsdb. Rename ours to
-# avoid issues.
 GO_TARGET=	./cmd/prometheus \
-		./cmd/promtool \
-		./tsdb/cmd/tsdb:promtsdb
+		./cmd/promtool
 
 # Bring DISTINFO_FILE into scope so we can get the timestamp.
 .include <bsd.port.pre.mk>
Index: net-mgmt/prometheus2/distinfo
===================================================================
--- net-mgmt/prometheus2/distinfo	(revision 548251)
+++ net-mgmt/prometheus2/distinfo	(working copy)
@@ -1,5 +1,5 @@
-TIMESTAMP = 1596057017
-SHA256 (prometheus-prometheus-v2.20.0_GH0.tar.gz) = ca10ff2bb5db1c5a5c05032be155b5e91ee8e085ab001c41b2b8aec256d8a24a
-SIZE (prometheus-prometheus-v2.20.0_GH0.tar.gz) = 13766887
-SHA256 (ports-assets-net-mgmt_prometheus2-v2.20.0_GH0.tar.gz) = 0ae45cb2f53ebbb9c5958822129c00f91bdc280fd00db04f4efced3968727d05
-SIZE (ports-assets-net-mgmt_prometheus2-v2.20.0_GH0.tar.gz) = 4992256
+TIMESTAMP = 1599842589
+SHA256 (prometheus-prometheus-v2.21.0_GH0.tar.gz) = afafed1be631a53ada60e2b2f12cfdb51dcaee5e539fb65e9983f3276c99f5af
+SIZE (prometheus-prometheus-v2.21.0_GH0.tar.gz) = 13971178
+SHA256 (ports-assets-net-mgmt_prometheus2-v2.21.0_GH0.tar.gz) = 76541ed9d617053599f1dfddc1330f4a65dcdee5a9e0f722a820eeb0d1b44f2c
+SIZE (ports-assets-net-mgmt_prometheus2-v2.21.0_GH0.tar.gz) = 5062460
Index: net-mgmt/prometheus2/pkg-plist
===================================================================
--- net-mgmt/prometheus2/pkg-plist	(revision 548251)
+++ net-mgmt/prometheus2/pkg-plist	(working copy)
@@ -1,6 +1,5 @@
 bin/prometheus
 bin/promtool
-bin/promtsdb
 %%PROMETHEUS_CONSOLE_LIBRARIES_DIR%%/menu.lib
 %%PROMETHEUS_CONSOLE_LIBRARIES_DIR%%/prom.lib
 %%PROMETHEUS_CONSOLES_DIR%%/index.html.example